21166420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{96211}}^1$

素因数の和:96231

約数の個数: 24

約数和(自身を含む): 48490848

約数和(自身を除く): 27324428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 96211, 192422, 384844, 481055, 962110, 1058321, 1924220, 2116642, 4233284, 5291605, 10583210, 21166420]

約数ペア:

[(1, 21166420), (2, 10583210), (4, 5291605), (5, 4233284), (10, 2116642), (11, 1924220), (20, 1058321), (22, 962110), (44, 481055), (55, 384844), (110, 192422), (220, 96211)]