21513406

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1\times {\mathrm{541}}^1$

素因数の和:939

約数の個数: 16

約数和(自身を含む): 32975280

約数和(自身を除く): 11461874

約数列:

[1, 2, 59, 118, 337, 541, 674, 1082, 19883, 31919, 39766, 63838, 182317, 364634, 10756703, 21513406]

約数ペア:

[(1, 21513406), (2, 10756703), (59, 364634), (118, 182317), (337, 63838), (541, 39766), (674, 31919), (1082, 19883)]