21532030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9743}}^1$

素因数の和:9780

約数の個数: 32

約数和(自身を含む): 44198784

約数和(自身を除く): 22666754

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 9743, 19486, 48715, 97430, 126659, 165631, 253318, 331262, 633295, 828155, 1266590, 1656310, 2153203, 4306406, 10766015, 21532030]

約数ペア:

[(1, 21532030), (2, 10766015), (5, 4306406), (10, 2153203), (13, 1656310), (17, 1266590), (26, 828155), (34, 633295), (65, 331262), (85, 253318), (130, 165631), (170, 126659), (221, 97430), (442, 48715), (1105, 19486), (2210, 9743)]