21298185890

素因数分解:

$2^1\times 5^1\times {\mathrm{34231}}^1\times {\mathrm{62219}}^1$

素因数の和:96457

約数の個数: 16

約数和(自身を含む): 38338470720

約数和(自身を除く): 17040284830

約数列:

[1, 2, 5, 10, 34231, 62219, 68462, 124438, 171155, 311095, 342310, 622190, 2129818589, 4259637178, 10649092945, 21298185890]

約数ペア:

[(1, 21298185890), (2, 10649092945), (5, 4259637178), (10, 2129818589), (34231, 622190), (62219, 342310), (68462, 311095), (124438, 171155)]