21908638135

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{3823}}^1\times {\mathrm{30977}}^1$

素因数の和:34842

約数の個数: 16

約数和(自身を含む): 27008850816

約数和(自身を除く): 5100212681

約数列:

[1, 5, 37, 185, 3823, 19115, 30977, 141451, 154885, 707255, 1146149, 5730745, 118425071, 592125355, 4381727627, 21908638135]

約数ペア:

[(1, 21908638135), (5, 4381727627), (37, 592125355), (185, 118425071), (3823, 5730745), (19115, 1146149), (30977, 707255), (141451, 154885)]