2021982207

素因数分解:

$3^1\times 7^2\times {\mathrm{3251}}^1\times {\mathrm{4231}}^1$

素因数の和:7499

約数の個数: 24

約数和(自身を含む): 3137841792

約数和(自身を除く): 1115859585

約数列:

[1, 3, 7, 21, 49, 147, 3251, 4231, 9753, 12693, 22757, 29617, 68271, 88851, 159299, 207319, 477897, 621957, 13754981, 41264943, 96284867, 288854601, 673994069, 2021982207]

約数ペア:

[(1, 2021982207), (3, 673994069), (7, 288854601), (21, 96284867), (49, 41264943), (147, 13754981), (3251, 621957), (4231, 477897), (9753, 207319), (12693, 159299), (22757, 88851), (29617, 68271)]