21292064

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{9931}}^1$

素因数の和:10008

約数の個数: 24

約数和(自身を含む): 42548688

約数和(自身を除く): 21256624

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 9931, 19862, 39724, 79448, 158896, 317792, 665377, 1330754, 2661508, 5323016, 10646032, 21292064]

約数ペア:

[(1, 21292064), (2, 10646032), (4, 5323016), (8, 2661508), (16, 1330754), (32, 665377), (67, 317792), (134, 158896), (268, 79448), (536, 39724), (1072, 19862), (2144, 9931)]