21255384

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21601}}^1$

素因数の和:21651

約数の個数: 32

約数和(自身を含む): 54437040

約数和(自身を除く): 33181656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21601, 43202, 64803, 86404, 129606, 172808, 259212, 518424, 885641, 1771282, 2656923, 3542564, 5313846, 7085128, 10627692, 21255384]

約数ペア:

[(1, 21255384), (2, 10627692), (3, 7085128), (4, 5313846), (6, 3542564), (8, 2656923), (12, 1771282), (24, 885641), (41, 518424), (82, 259212), (123, 172808), (164, 129606), (246, 86404), (328, 64803), (492, 43202), (984, 21601)]