20212668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80209}}^1$

素因数の和:80226

約数の個数: 36

約数和(自身を含む): 58392880

約数和(自身を除く): 38180212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80209, 160418, 240627, 320836, 481254, 561463, 721881, 962508, 1122926, 1443762, 1684389, 2245852, 2887524, 3368778, 5053167, 6737556, 10106334, 20212668]

約数ペア:

[(1, 20212668), (2, 10106334), (3, 6737556), (4, 5053167), (6, 3368778), (7, 2887524), (9, 2245852), (12, 1684389), (14, 1443762), (18, 1122926), (21, 962508), (28, 721881), (36, 561463), (42, 481254), (63, 320836), (84, 240627), (126, 160418), (252, 80209)]