21640492

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1951}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 39352320

約数和(自身を除く): 17711828

約数列:

[1, 2, 4, 47, 59, 94, 118, 188, 236, 1951, 2773, 3902, 5546, 7804, 11092, 91697, 115109, 183394, 230218, 366788, 460436, 5410123, 10820246, 21640492]

約数ペア:

[(1, 21640492), (2, 10820246), (4, 5410123), (47, 460436), (59, 366788), (94, 230218), (118, 183394), (188, 115109), (236, 91697), (1951, 11092), (2773, 7804), (3902, 5546)]