21225534

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1973}}^1$

素因数の和:2152

約数の個数: 32

約数和(自身を含む): 46617984

約数和(自身を除く): 25392450

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 163, 326, 489, 978, 1793, 1973, 3586, 3946, 5379, 5919, 10758, 11838, 21703, 43406, 65109, 130218, 321599, 643198, 964797, 1929594, 3537589, 7075178, 10612767, 21225534]

約数ペア:

[(1, 21225534), (2, 10612767), (3, 7075178), (6, 3537589), (11, 1929594), (22, 964797), (33, 643198), (66, 321599), (163, 130218), (326, 65109), (489, 43406), (978, 21703), (1793, 11838), (1973, 10758), (3586, 5919), (3946, 5379)]