21460824

素因数分解:

$2^3\times 3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1$

素因数の和:123

約数の個数: 192

約数和(自身を含む): 74880000

約数和(自身を除く): 53419176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 49, 56, 63, 66, 72, 77, 79, 84, 88, 98, 99, 126, 132, 147, 154, 158, 168, 196, 198, 231, 237, 252, 264, 294, 308, 316, 343, 392, 396, 441, 462, 474, 504, 539, 553, 588, 616, 632, 686, 693, 711, 792, 869, 882, 924, 948, 1029, 1078, 1106, 1176, 1372, 1386, 1422, 1617, 1659, 1738, 1764, 1848, 1896, 2058, 2156, 2212, 2607, 2744, 2772, 2844, 3087, 3234, 3318, 3476, 3528, 3773, 3871, 4116, 4312, 4424, 4851, 4977, 5214, 5544, 5688, 6083, 6174, 6468, 6636, 6952, 7546, 7742, 7821, 8232, 9702, 9954, 10428, 11319, 11613, 12166, 12348, 12936, 13272, 15092, 15484, 15642, 18249, 19404, 19908, 20856, 22638, 23226, 24332, 24696, 27097, 30184, 30968, 31284, 33957, 34839, 36498, 38808, 39816, 42581, 45276, 46452, 48664, 54194, 54747, 62568, 67914, 69678, 72996, 81291, 85162, 90552, 92904, 108388, 109494, 127743, 135828, 139356, 145992, 162582, 170324, 216776, 218988, 243873, 255486, 271656, 278712, 298067, 325164, 340648, 383229, 437976, 487746, 510972, 596134, 650328, 766458, 894201, 975492, 1021944, 1192268, 1532916, 1788402, 1950984, 2384536, 2682603, 3065832, 3576804, 5365206, 7153608, 10730412, 21460824]

約数ペア:

[(1, 21460824), (2, 10730412), (3, 7153608), (4, 5365206), (6, 3576804), (7, 3065832), (8, 2682603), (9, 2384536), (11, 1950984), (12, 1788402), (14, 1532916), (18, 1192268), (21, 1021944), (22, 975492), (24, 894201), (28, 766458), (33, 650328), (36, 596134), (42, 510972), (44, 487746), (49, 437976), (56, 383229), (63, 340648), (66, 325164), (72, 298067), (77, 278712), (79, 271656), (84, 255486), (88, 243873), (98, 218988), (99, 216776), (126, 170324), (132, 162582), (147, 145992), (154, 139356), (158, 135828), (168, 127743), (196, 109494), (198, 108388), (231, 92904), (237, 90552), (252, 85162), (264, 81291), (294, 72996), (308, 69678), (316, 67914), (343, 62568), (392, 54747), (396, 54194), (441, 48664), (462, 46452), (474, 45276), (504, 42581), (539, 39816), (553, 38808), (588, 36498), (616, 34839), (632, 33957), (686, 31284), (693, 30968), (711, 30184), (792, 27097), (869, 24696), (882, 24332), (924, 23226), (948, 22638), (1029, 20856), (1078, 19908), (1106, 19404), (1176, 18249), (1372, 15642), (1386, 15484), (1422, 15092), (1617, 13272), (1659, 12936), (1738, 12348), (1764, 12166), (1848, 11613), (1896, 11319), (2058, 10428), (2156, 9954), (2212, 9702), (2607, 8232), (2744, 7821), (2772, 7742), (2844, 7546), (3087, 6952), (3234, 6636), (3318, 6468), (3476, 6174), (3528, 6083), (3773, 5688), (3871, 5544), (4116, 5214), (4312, 4977), (4424, 4851)]