21656352

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:446

約数の個数: 96

約数和(自身を含む): 61931520

約数和(自身を除く): 40275168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 76, 93, 96, 114, 124, 152, 186, 228, 248, 304, 372, 383, 456, 496, 589, 608, 744, 766, 912, 992, 1149, 1178, 1488, 1532, 1767, 1824, 2298, 2356, 2976, 3064, 3534, 4596, 4712, 6128, 7068, 7277, 9192, 9424, 11873, 12256, 14136, 14554, 18384, 18848, 21831, 23746, 28272, 29108, 35619, 36768, 43662, 47492, 56544, 58216, 71238, 87324, 94984, 116432, 142476, 174648, 189968, 225587, 232864, 284952, 349296, 379936, 451174, 569904, 676761, 698592, 902348, 1139808, 1353522, 1804696, 2707044, 3609392, 5414088, 7218784, 10828176, 21656352]

約数ペア:

[(1, 21656352), (2, 10828176), (3, 7218784), (4, 5414088), (6, 3609392), (8, 2707044), (12, 1804696), (16, 1353522), (19, 1139808), (24, 902348), (31, 698592), (32, 676761), (38, 569904), (48, 451174), (57, 379936), (62, 349296), (76, 284952), (93, 232864), (96, 225587), (114, 189968), (124, 174648), (152, 142476), (186, 116432), (228, 94984), (248, 87324), (304, 71238), (372, 58216), (383, 56544), (456, 47492), (496, 43662), (589, 36768), (608, 35619), (744, 29108), (766, 28272), (912, 23746), (992, 21831), (1149, 18848), (1178, 18384), (1488, 14554), (1532, 14136), (1767, 12256), (1824, 11873), (2298, 9424), (2356, 9192), (2976, 7277), (3064, 7068), (3534, 6128), (4596, 4712)]