21431722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{35839}}^1$

素因数の和:35877

約数の個数: 16

約数和(自身を含む): 36126720

約数和(自身を除く): 14694998

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 35839, 71678, 465907, 824297, 931814, 1648594, 10715861, 21431722]

約数ペア:

[(1, 21431722), (2, 10715861), (13, 1648594), (23, 931814), (26, 824297), (46, 465907), (299, 71678), (598, 35839)]