21882484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5927}}^1$

素因数の和:6015

約数の個数: 24

約数和(自身を含む): 41827968

約数和(自身を除く): 19945484

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 5927, 11854, 23708, 77051, 154102, 308204, 420817, 841634, 1683268, 5470621, 10941242, 21882484]

約数ペア:

[(1, 21882484), (2, 10941242), (4, 5470621), (13, 1683268), (26, 841634), (52, 420817), (71, 308204), (142, 154102), (284, 77051), (923, 23708), (1846, 11854), (3692, 5927)]