21323164

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{479}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 38707200

約数和(自身を除く): 17384036

約数列:

[1, 2, 4, 31, 62, 124, 359, 479, 718, 958, 1436, 1916, 11129, 14849, 22258, 29698, 44516, 59396, 171961, 343922, 687844, 5330791, 10661582, 21323164]

約数ペア:

[(1, 21323164), (2, 10661582), (4, 5330791), (31, 687844), (62, 343922), (124, 171961), (359, 59396), (479, 44516), (718, 29698), (958, 22258), (1436, 14849), (1916, 11129)]