21673030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 40624128

約数和(自身を除く): 18951098

約数列:

[1, 2, 5, 10, 31, 62, 151, 155, 302, 310, 463, 755, 926, 1510, 2315, 4630, 4681, 9362, 14353, 23405, 28706, 46810, 69913, 71765, 139826, 143530, 349565, 699130, 2167303, 4334606, 10836515, 21673030]

約数ペア:

[(1, 21673030), (2, 10836515), (5, 4334606), (10, 2167303), (31, 699130), (62, 349565), (151, 143530), (155, 139826), (302, 71765), (310, 69913), (463, 46810), (755, 28706), (926, 23405), (1510, 14353), (2315, 9362), (4630, 4681)]