20361621

素因数分解:

$3^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1181}}^1$

素因数の和:2012

約数の個数: 16

約数和(自身を含む): 31091328

約数和(自身を除く): 10729707

約数列:

[1, 3, 7, 21, 821, 1181, 2463, 3543, 5747, 8267, 17241, 24801, 969601, 2908803, 6787207, 20361621]

約数ペア:

[(1, 20361621), (3, 6787207), (7, 2908803), (21, 969601), (821, 24801), (1181, 17241), (2463, 8267), (3543, 5747)]