2021081924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{1061}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 3797584560

約数和(自身を除く): 1776502636

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 257, 436, 514, 1028, 1061, 1853, 2122, 3706, 4244, 4369, 7412, 8738, 17476, 18037, 28013, 36074, 56026, 72148, 112052, 115649, 231298, 272677, 462596, 476221, 545354, 952442, 1090708, 1904884, 1966033, 3932066, 4635509, 7864132, 9271018, 18542036, 29721793, 59443586, 118887172, 505270481, 1010540962, 2021081924]

約数ペア:

[(1, 2021081924), (2, 1010540962), (4, 505270481), (17, 118887172), (34, 59443586), (68, 29721793), (109, 18542036), (218, 9271018), (257, 7864132), (436, 4635509), (514, 3932066), (1028, 1966033), (1061, 1904884), (1853, 1090708), (2122, 952442), (3706, 545354), (4244, 476221), (4369, 462596), (7412, 272677), (8738, 231298), (17476, 115649), (18037, 112052), (28013, 72148), (36074, 56026)]