21198286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{4129}}^1$

素因数の和:4299

約数の個数: 16

約数和(自身を含む): 33899040

約数和(自身を除く): 12700754

約数列:

[1, 2, 17, 34, 151, 302, 2567, 4129, 5134, 8258, 70193, 140386, 623479, 1246958, 10599143, 21198286]

約数ペア:

[(1, 21198286), (2, 10599143), (17, 1246958), (34, 623479), (151, 140386), (302, 70193), (2567, 8258), (4129, 5134)]