2021742716

素因数分解:

$2^2\times 7^1\times {\mathrm{4021}}^1\times {\mathrm{17957}}^1$

素因数の和:21989

約数の個数: 24

約数和(自身を含む): 4044716256

約数和(自身を除く): 2022973540

約数列:

[1, 2, 4, 7, 14, 28, 4021, 8042, 16084, 17957, 28147, 35914, 56294, 71828, 112588, 125699, 251398, 502796, 72205097, 144410194, 288820388, 505435679, 1010871358, 2021742716]

約数ペア:

[(1, 2021742716), (2, 1010871358), (4, 505435679), (7, 288820388), (14, 144410194), (28, 72205097), (4021, 502796), (8042, 251398), (16084, 125699), (17957, 112588), (28147, 71828), (35914, 56294)]