2021822068

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{287681}}^1$

素因数の和:287943

約数の個数: 24

約数和(自身を含む): 4059768384

約数和(自身を除く): 2037946316

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 7028, 287681, 575362, 1150724, 2013767, 4027534, 8055068, 72207931, 144415862, 288831724, 505455517, 1010911034, 2021822068]

約数ペア:

[(1, 2021822068), (2, 1010911034), (4, 505455517), (7, 288831724), (14, 144415862), (28, 72207931), (251, 8055068), (502, 4027534), (1004, 2013767), (1757, 1150724), (3514, 575362), (7028, 287681)]