20930973

素因数分解:

$3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1481}}^1$

素因数の和:2164

約数の個数: 16

約数和(自身を含む): 31963776

約数和(自身を除く): 11032803

約数列:

[1, 3, 7, 21, 673, 1481, 2019, 4443, 4711, 10367, 14133, 31101, 996713, 2990139, 6976991, 20930973]

約数ペア:

[(1, 20930973), (3, 6976991), (7, 2990139), (21, 996713), (673, 31101), (1481, 14133), (2019, 10367), (4443, 4711)]