21500544

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 63403200

約数和(自身を除く): 41902656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 59, 64, 73, 78, 96, 104, 118, 128, 146, 156, 177, 192, 208, 219, 236, 292, 312, 354, 384, 416, 438, 472, 584, 624, 708, 767, 832, 876, 944, 949, 1168, 1248, 1416, 1534, 1664, 1752, 1888, 1898, 2301, 2336, 2496, 2832, 2847, 3068, 3504, 3776, 3796, 4307, 4602, 4672, 4992, 5664, 5694, 6136, 7008, 7552, 7592, 8614, 9204, 9344, 11328, 11388, 12272, 12921, 14016, 15184, 17228, 18408, 22656, 22776, 24544, 25842, 28032, 30368, 34456, 36816, 45552, 49088, 51684, 55991, 60736, 68912, 73632, 91104, 98176, 103368, 111982, 121472, 137824, 147264, 167973, 182208, 206736, 223964, 275648, 294528, 335946, 364416, 413472, 447928, 551296, 671892, 826944, 895856, 1343784, 1653888, 1791712, 2687568, 3583424, 5375136, 7166848, 10750272, 21500544]

約数ペア:

[(1, 21500544), (2, 10750272), (3, 7166848), (4, 5375136), (6, 3583424), (8, 2687568), (12, 1791712), (13, 1653888), (16, 1343784), (24, 895856), (26, 826944), (32, 671892), (39, 551296), (48, 447928), (52, 413472), (59, 364416), (64, 335946), (73, 294528), (78, 275648), (96, 223964), (104, 206736), (118, 182208), (128, 167973), (146, 147264), (156, 137824), (177, 121472), (192, 111982), (208, 103368), (219, 98176), (236, 91104), (292, 73632), (312, 68912), (354, 60736), (384, 55991), (416, 51684), (438, 49088), (472, 45552), (584, 36816), (624, 34456), (708, 30368), (767, 28032), (832, 25842), (876, 24544), (944, 22776), (949, 22656), (1168, 18408), (1248, 17228), (1416, 15184), (1534, 14016), (1664, 12921), (1752, 12272), (1888, 11388), (1898, 11328), (2301, 9344), (2336, 9204), (2496, 8614), (2832, 7592), (2847, 7552), (3068, 7008), (3504, 6136), (3776, 5694), (3796, 5664), (4307, 4992), (4602, 4672)]