21965940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{122033}}^1$

素因数の和:122048

約数の個数: 36

約数和(自身を含む): 66630564

約数和(自身を除く): 44664624

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 122033, 244066, 366099, 488132, 610165, 732198, 1098297, 1220330, 1464396, 1830495, 2196594, 2440660, 3660990, 4393188, 5491485, 7321980, 10982970, 21965940]

約数ペア:

[(1, 21965940), (2, 10982970), (3, 7321980), (4, 5491485), (5, 4393188), (6, 3660990), (9, 2440660), (10, 2196594), (12, 1830495), (15, 1464396), (18, 1220330), (20, 1098297), (30, 732198), (36, 610165), (45, 488132), (60, 366099), (90, 244066), (180, 122033)]