21096570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63929}}^1$

素因数の和:63950

約数の個数: 32

約数和(自身を含む): 55235520

約数和(自身を除く): 34138950

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 63929, 127858, 191787, 319645, 383574, 639290, 703219, 958935, 1406438, 1917870, 2109657, 3516095, 4219314, 7032190, 10548285, 21096570]

約数ペア:

[(1, 21096570), (2, 10548285), (3, 7032190), (5, 4219314), (6, 3516095), (10, 2109657), (11, 1917870), (15, 1406438), (22, 958935), (30, 703219), (33, 639290), (55, 383574), (66, 319645), (110, 191787), (165, 127858), (330, 63929)]