21995940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{366599}}^1$

素因数の和:366611

約数の個数: 24

約数和(自身を含む): 61588800

約数和(自身を除く): 39592860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 366599, 733198, 1099797, 1466396, 1832995, 2199594, 3665990, 4399188, 5498985, 7331980, 10997970, 21995940]

約数ペア:

[(1, 21995940), (2, 10997970), (3, 7331980), (4, 5498985), (5, 4399188), (6, 3665990), (10, 2199594), (12, 1832995), (15, 1466396), (20, 1099797), (30, 733198), (60, 366599)]