21560218664

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{5009}}^1\times {\mathrm{18553}}^1$

素因数の和:23597

約数の個数: 32

約数和(自身を含む): 41829993000

約数和(自身を除く): 20269774336

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 5009, 10018, 18553, 20036, 37106, 40072, 74212, 145261, 148424, 290522, 538037, 581044, 1076074, 1162088, 2152148, 4304296, 92931977, 185863954, 371727908, 743455816, 2695027333, 5390054666, 10780109332, 21560218664]

約数ペア:

[(1, 21560218664), (2, 10780109332), (4, 5390054666), (8, 2695027333), (29, 743455816), (58, 371727908), (116, 185863954), (232, 92931977), (5009, 4304296), (10018, 2152148), (18553, 1162088), (20036, 1076074), (37106, 581044), (40072, 538037), (74212, 290522), (145261, 148424)]