21293482

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 16808918

約数列:

[1, 2, 7, 14, 29, 58, 179, 203, 293, 358, 406, 586, 1253, 2051, 2506, 4102, 5191, 8497, 10382, 16994, 36337, 52447, 59479, 72674, 104894, 118958, 367129, 734258, 1520963, 3041926, 10646741, 21293482]

約数ペア:

[(1, 21293482), (2, 10646741), (7, 3041926), (14, 1520963), (29, 734258), (58, 367129), (179, 118958), (203, 104894), (293, 72674), (358, 59479), (406, 52447), (586, 36337), (1253, 16994), (2051, 10382), (2506, 8497), (4102, 5191)]