21922030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{168631}}^1$

素因数の和:168651

約数の個数: 16

約数和(自身を含む): 42495264

約数和(自身を除く): 20573234

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 168631, 337262, 843155, 1686310, 2192203, 4384406, 10961015, 21922030]

約数ペア:

[(1, 21922030), (2, 10961015), (5, 4384406), (10, 2192203), (13, 1686310), (26, 843155), (65, 337262), (130, 168631)]