21104534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{12143}}^1$

素因数の和:12235

約数の個数: 16

約数和(自身を含む): 34974720

約数和(自身を除く): 13870186

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 12143, 24286, 133573, 267146, 959297, 1918594, 10552267, 21104534]

約数ペア:

[(1, 21104534), (2, 10552267), (11, 1918594), (22, 959297), (79, 267146), (158, 133573), (869, 24286), (1738, 12143)]