21679001325

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1396393}}^1$

素因数の和:1396435

約数の個数: 48

約数和(自身を含む): 41556685440

約数和(自身を除く): 19877684115

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 135, 207, 225, 345, 575, 621, 675, 1035, 1725, 3105, 5175, 15525, 1396393, 4189179, 6981965, 12567537, 20945895, 32117039, 34909825, 37702611, 62837685, 96351117, 104729475, 160585195, 188513055, 289053351, 314188425, 481755585, 802925975, 867160053, 942565275, 1445266755, 2408777925, 4335800265, 7226333775, 21679001325]

約数ペア:

[(1, 21679001325), (3, 7226333775), (5, 4335800265), (9, 2408777925), (15, 1445266755), (23, 942565275), (25, 867160053), (27, 802925975), (45, 481755585), (69, 314188425), (75, 289053351), (115, 188513055), (135, 160585195), (207, 104729475), (225, 96351117), (345, 62837685), (575, 37702611), (621, 34909825), (675, 32117039), (1035, 20945895), (1725, 12567537), (3105, 6981965), (5175, 4189179), (15525, 1396393)]