21532576

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:485

約数の個数: 48

約数和(自身を含む): 46061568

約数和(自身を除く): 24528992

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 191, 208, 271, 382, 416, 542, 764, 1084, 1528, 2168, 2483, 3056, 3523, 4336, 4966, 6112, 7046, 8672, 9932, 14092, 19864, 28184, 39728, 51761, 56368, 79456, 103522, 112736, 207044, 414088, 672893, 828176, 1345786, 1656352, 2691572, 5383144, 10766288, 21532576]

約数ペア:

[(1, 21532576), (2, 10766288), (4, 5383144), (8, 2691572), (13, 1656352), (16, 1345786), (26, 828176), (32, 672893), (52, 414088), (104, 207044), (191, 112736), (208, 103522), (271, 79456), (382, 56368), (416, 51761), (542, 39728), (764, 28184), (1084, 19864), (1528, 14092), (2168, 9932), (2483, 8672), (3056, 7046), (3523, 6112), (4336, 4966)]