21009307202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1693}}^1\times {\mathrm{2473}}^1$

素因数の和:4374

約数の個数: 32

約数和(自身を含む): 34147909488

約数和(自身を除く): 13138602286

約数列:

[1, 2, 13, 26, 193, 386, 1693, 2473, 2509, 3386, 4946, 5018, 22009, 32149, 44018, 64298, 326749, 477289, 653498, 954578, 4186789, 4247737, 6204757, 8373578, 8495474, 12409514, 54428257, 108856514, 808050277, 1616100554, 10504653601, 21009307202]

約数ペア:

[(1, 21009307202), (2, 10504653601), (13, 1616100554), (26, 808050277), (193, 108856514), (386, 54428257), (1693, 12409514), (2473, 8495474), (2509, 8373578), (3386, 6204757), (4946, 4247737), (5018, 4186789), (22009, 954578), (32149, 653498), (44018, 477289), (64298, 326749)]