21000974418

素因数分解:

$2^1\times 3^2\times {\mathrm{379}}^1\times {\mathrm{3078419}}^1$

素因数の和:3078806

約数の個数: 24

約数和(自身を含む): 45622184400

約数和(自身を除く): 24621209982

約数列:

[1, 2, 3, 6, 9, 18, 379, 758, 1137, 2274, 3411, 6822, 3078419, 6156838, 9235257, 18470514, 27705771, 55411542, 1166720801, 2333441602, 3500162403, 7000324806, 10500487209, 21000974418]

約数ペア:

[(1, 21000974418), (2, 10500487209), (3, 7000324806), (6, 3500162403), (9, 2333441602), (18, 1166720801), (379, 55411542), (758, 27705771), (1137, 18470514), (2274, 9235257), (3411, 6156838), (6822, 3078419)]