21680494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{16703}}^1$

素因数の和:16775

約数の個数: 16

約数和(自身を含む): 36080640

約数和(自身を除く): 14400146

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 16703, 33406, 183733, 367466, 985477, 1970954, 10840247, 21680494]

約数ペア:

[(1, 21680494), (2, 10840247), (11, 1970954), (22, 985477), (59, 367466), (118, 183733), (649, 33406), (1298, 16703)]