21971954

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{2357}}^1$

素因数の和:2497

約数の個数: 16

約数和(自身を含む): 33955200

約数和(自身を除く): 11983246

約数列:

[1, 2, 59, 79, 118, 158, 2357, 4661, 4714, 9322, 139063, 186203, 278126, 372406, 10985977, 21971954]

約数ペア:

[(1, 21971954), (2, 10985977), (59, 372406), (79, 278126), (118, 186203), (158, 139063), (2357, 9322), (4661, 4714)]