21487492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{14249}}^1$

素因数の和:14295

約数の個数: 24

約数和(自身を含む): 41895000

約数和(自身を除く): 20407508

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 14249, 28498, 56996, 185237, 370474, 413221, 740948, 826442, 1652884, 5371873, 10743746, 21487492]

約数ペア:

[(1, 21487492), (2, 10743746), (4, 5371873), (13, 1652884), (26, 826442), (29, 740948), (52, 413221), (58, 370474), (116, 185237), (377, 56996), (754, 28498), (1508, 14249)]