21016308

素因数分解:

$2^2\times 3^1\times {\mathrm{379}}^1\times {\mathrm{4621}}^1$

素因数の和:5007

約数の個数: 24

約数和(自身を含む): 49178080

約数和(自身を除く): 28161772

約数列:

[1, 2, 3, 4, 6, 12, 379, 758, 1137, 1516, 2274, 4548, 4621, 9242, 13863, 18484, 27726, 55452, 1751359, 3502718, 5254077, 7005436, 10508154, 21016308]

約数ペア:

[(1, 21016308), (2, 10508154), (3, 7005436), (4, 5254077), (6, 3502718), (12, 1751359), (379, 55452), (758, 27726), (1137, 18484), (1516, 13863), (2274, 9242), (4548, 4621)]