21831688

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1873}}^1$

素因数の和:1957

約数の個数: 32

約数和(自身を含む): 43176960

約数和(自身を除く): 21345272

約数列:

[1, 2, 4, 8, 31, 47, 62, 94, 124, 188, 248, 376, 1457, 1873, 2914, 3746, 5828, 7492, 11656, 14984, 58063, 88031, 116126, 176062, 232252, 352124, 464504, 704248, 2728961, 5457922, 10915844, 21831688]

約数ペア:

[(1, 21831688), (2, 10915844), (4, 5457922), (8, 2728961), (31, 704248), (47, 464504), (62, 352124), (94, 232252), (124, 176062), (188, 116126), (248, 88031), (376, 58063), (1457, 14984), (1873, 11656), (2914, 7492), (3746, 5828)]