21011036228

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1747}}^1$

素因数の和:1874

約数の個数: 192

約数和(自身を含む): 49993359360

約数和(自身を除く): 28982323132

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 37, 38, 47, 52, 74, 76, 91, 94, 133, 148, 182, 188, 247, 259, 266, 329, 364, 481, 494, 518, 532, 611, 658, 703, 893, 962, 988, 1036, 1222, 1316, 1406, 1729, 1739, 1747, 1786, 1924, 2444, 2812, 3367, 3458, 3478, 3494, 3572, 4277, 4921, 6251, 6734, 6916, 6956, 6988, 8554, 9139, 9842, 11609, 12173, 12229, 12502, 13468, 17108, 18278, 19684, 22607, 22711, 23218, 24346, 24458, 25004, 33041, 33193, 36556, 45214, 45422, 46436, 48692, 48916, 63973, 64639, 66082, 66386, 81263, 82109, 90428, 90844, 127946, 129278, 132164, 132772, 158249, 158977, 162526, 164218, 231287, 232351, 255892, 258556, 316498, 317954, 325052, 328436, 429533, 431509, 452473, 462574, 464702, 574763, 632996, 635908, 840307, 859066, 863018, 904946, 925148, 929404, 1067417, 1149526, 1228141, 1560071, 1680614, 1718132, 1726036, 1809892, 2134834, 2299052, 2456282, 3006731, 3020563, 3038033, 3120142, 3361228, 4269668, 4912564, 5882149, 6013462, 6041126, 6076066, 6240284, 7471919, 8596987, 10920497, 11764298, 12026924, 12082252, 12152132, 14943838, 15965833, 17193974, 20280923, 21266231, 21840994, 23528596, 29887676, 31931666, 34387948, 39494429, 40561846, 42532462, 43681988, 57722627, 63863332, 78988858, 81123692, 85064924, 111760831, 115445254, 141966461, 157977716, 223521662, 230890508, 276461003, 283932922, 404058389, 447043324, 552922006, 567865844, 750394151, 808116778, 1105844012, 1500788302, 1616233556, 3001576604, 5252759057, 10505518114, 21011036228]

約数ペア:

[(1, 21011036228), (2, 10505518114), (4, 5252759057), (7, 3001576604), (13, 1616233556), (14, 1500788302), (19, 1105844012), (26, 808116778), (28, 750394151), (37, 567865844), (38, 552922006), (47, 447043324), (52, 404058389), (74, 283932922), (76, 276461003), (91, 230890508), (94, 223521662), (133, 157977716), (148, 141966461), (182, 115445254), (188, 111760831), (247, 85064924), (259, 81123692), (266, 78988858), (329, 63863332), (364, 57722627), (481, 43681988), (494, 42532462), (518, 40561846), (532, 39494429), (611, 34387948), (658, 31931666), (703, 29887676), (893, 23528596), (962, 21840994), (988, 21266231), (1036, 20280923), (1222, 17193974), (1316, 15965833), (1406, 14943838), (1729, 12152132), (1739, 12082252), (1747, 12026924), (1786, 11764298), (1924, 10920497), (2444, 8596987), (2812, 7471919), (3367, 6240284), (3458, 6076066), (3478, 6041126), (3494, 6013462), (3572, 5882149), (4277, 4912564), (4921, 4269668), (6251, 3361228), (6734, 3120142), (6916, 3038033), (6956, 3020563), (6988, 3006731), (8554, 2456282), (9139, 2299052), (9842, 2134834), (11609, 1809892), (12173, 1726036), (12229, 1718132), (12502, 1680614), (13468, 1560071), (17108, 1228141), (18278, 1149526), (19684, 1067417), (22607, 929404), (22711, 925148), (23218, 904946), (24346, 863018), (24458, 859066), (25004, 840307), (33041, 635908), (33193, 632996), (36556, 574763), (45214, 464702), (45422, 462574), (46436, 452473), (48692, 431509), (48916, 429533), (63973, 328436), (64639, 325052), (66082, 317954), (66386, 316498), (81263, 258556), (82109, 255892), (90428, 232351), (90844, 231287), (127946, 164218), (129278, 162526), (132164, 158977), (132772, 158249)]