21070392

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:106

約数の個数: 192

約数和(自身を含む): 68947200

約数和(自身を除く): 47876808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 23, 24, 28, 38, 41, 42, 46, 49, 56, 57, 69, 76, 82, 84, 92, 98, 114, 123, 133, 138, 147, 152, 161, 164, 168, 184, 196, 228, 246, 266, 276, 287, 294, 322, 328, 392, 399, 437, 456, 483, 492, 532, 552, 574, 588, 644, 779, 798, 861, 874, 931, 943, 966, 984, 1064, 1127, 1148, 1176, 1288, 1311, 1558, 1596, 1722, 1748, 1862, 1886, 1932, 2009, 2254, 2296, 2337, 2622, 2793, 2829, 3059, 3116, 3192, 3381, 3444, 3496, 3724, 3772, 3864, 4018, 4508, 4674, 5244, 5453, 5586, 5658, 6027, 6118, 6232, 6601, 6762, 6888, 7448, 7544, 8036, 9016, 9177, 9348, 10488, 10906, 11172, 11316, 12054, 12236, 13202, 13524, 16072, 16359, 17917, 18354, 18696, 19803, 21413, 21812, 22344, 22632, 24108, 24472, 26404, 27048, 32718, 35834, 36708, 38171, 39606, 42826, 43624, 46207, 48216, 52808, 53751, 64239, 65436, 71668, 73416, 76342, 79212, 85652, 92414, 107502, 114513, 125419, 128478, 130872, 138621, 143336, 152684, 158424, 171304, 184828, 215004, 229026, 250838, 256956, 277242, 305368, 369656, 376257, 430008, 458052, 501676, 513912, 554484, 752514, 877933, 916104, 1003352, 1108968, 1505028, 1755866, 2633799, 3010056, 3511732, 5267598, 7023464, 10535196, 21070392]

約数ペア:

[(1, 21070392), (2, 10535196), (3, 7023464), (4, 5267598), (6, 3511732), (7, 3010056), (8, 2633799), (12, 1755866), (14, 1505028), (19, 1108968), (21, 1003352), (23, 916104), (24, 877933), (28, 752514), (38, 554484), (41, 513912), (42, 501676), (46, 458052), (49, 430008), (56, 376257), (57, 369656), (69, 305368), (76, 277242), (82, 256956), (84, 250838), (92, 229026), (98, 215004), (114, 184828), (123, 171304), (133, 158424), (138, 152684), (147, 143336), (152, 138621), (161, 130872), (164, 128478), (168, 125419), (184, 114513), (196, 107502), (228, 92414), (246, 85652), (266, 79212), (276, 76342), (287, 73416), (294, 71668), (322, 65436), (328, 64239), (392, 53751), (399, 52808), (437, 48216), (456, 46207), (483, 43624), (492, 42826), (532, 39606), (552, 38171), (574, 36708), (588, 35834), (644, 32718), (779, 27048), (798, 26404), (861, 24472), (874, 24108), (931, 22632), (943, 22344), (966, 21812), (984, 21413), (1064, 19803), (1127, 18696), (1148, 18354), (1176, 17917), (1288, 16359), (1311, 16072), (1558, 13524), (1596, 13202), (1722, 12236), (1748, 12054), (1862, 11316), (1886, 11172), (1932, 10906), (2009, 10488), (2254, 9348), (2296, 9177), (2337, 9016), (2622, 8036), (2793, 7544), (2829, 7448), (3059, 6888), (3116, 6762), (3192, 6601), (3381, 6232), (3444, 6118), (3496, 6027), (3724, 5658), (3772, 5586), (3864, 5453), (4018, 5244), (4508, 4674)]