21403945128

素因数分解:

$2^3\times 3^1\times {\mathrm{25357}}^1\times {\mathrm{35171}}^1$

素因数の和:60537

約数の個数: 32

約数和(自身を含む): 53513494560

約数和(自身を除く): 32109549432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 25357, 35171, 50714, 70342, 76071, 101428, 105513, 140684, 152142, 202856, 211026, 281368, 304284, 422052, 608568, 844104, 891831047, 1783662094, 2675493141, 3567324188, 5350986282, 7134648376, 10701972564, 21403945128]

約数ペア:

[(1, 21403945128), (2, 10701972564), (3, 7134648376), (4, 5350986282), (6, 3567324188), (8, 2675493141), (12, 1783662094), (24, 891831047), (25357, 844104), (35171, 608568), (50714, 422052), (70342, 304284), (76071, 281368), (101428, 211026), (105513, 202856), (140684, 152142)]