21493744

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36307}}^1$

素因数の和:36352

約数の個数: 20

約数和(自身を含む): 42770824

約数和(自身を除く): 21277080

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36307, 72614, 145228, 290456, 580912, 1343359, 2686718, 5373436, 10746872, 21493744]

約数ペア:

[(1, 21493744), (2, 10746872), (4, 5373436), (8, 2686718), (16, 1343359), (37, 580912), (74, 290456), (148, 145228), (296, 72614), (592, 36307)]