21943710

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{27091}}^1$

素因数の和:27110

約数の個数: 40

約数和(自身を含む): 59006376

約数和(自身を除く): 37062666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 27091, 54182, 81273, 135455, 162546, 243819, 270910, 406365, 487638, 731457, 812730, 1219095, 1462914, 2194371, 2438190, 3657285, 4388742, 7314570, 10971855, 21943710]

約数ペア:

[(1, 21943710), (2, 10971855), (3, 7314570), (5, 4388742), (6, 3657285), (9, 2438190), (10, 2194371), (15, 1462914), (18, 1219095), (27, 812730), (30, 731457), (45, 487638), (54, 406365), (81, 270910), (90, 243819), (135, 162546), (162, 135455), (270, 81273), (405, 54182), (810, 27091)]