21873270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2837}}^1$

素因数の和:3104

約数の個数: 32

約数和(自身を含む): 52718688

約数和(自身を除く): 30845418

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 2837, 3855, 5674, 7710, 8511, 14185, 17022, 28370, 42555, 85110, 729109, 1458218, 2187327, 3645545, 4374654, 7291090, 10936635, 21873270]

約数ペア:

[(1, 21873270), (2, 10936635), (3, 7291090), (5, 4374654), (6, 3645545), (10, 2187327), (15, 1458218), (30, 729109), (257, 85110), (514, 42555), (771, 28370), (1285, 17022), (1542, 14185), (2570, 8511), (2837, 7710), (3855, 5674)]