21396603

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12109}}^1$

素因数の和:12162

約数の個数: 16

約数和(自身を含む): 31001600

約数和(自身を除く): 9604997

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 12109, 36327, 230071, 375379, 690213, 1126137, 7132201, 21396603]

約数ペア:

[(1, 21396603), (3, 7132201), (19, 1126137), (31, 690213), (57, 375379), (93, 230071), (589, 36327), (1767, 12109)]