21797022

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2473}}^1$

素因数の和:2604

約数の個数: 32

約数和(自身を含む): 47382048

約数和(自身を除く): 25585026

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 113, 226, 339, 678, 1469, 2473, 2938, 4407, 4946, 7419, 8814, 14838, 32149, 64298, 96447, 192894, 279449, 558898, 838347, 1676694, 3632837, 7265674, 10898511, 21797022]

約数ペア:

[(1, 21797022), (2, 10898511), (3, 7265674), (6, 3632837), (13, 1676694), (26, 838347), (39, 558898), (78, 279449), (113, 192894), (226, 96447), (339, 64298), (678, 32149), (1469, 14838), (2473, 8814), (2938, 7419), (4407, 4946)]