21498900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71663}}^1$

素因数の和:71680

約数の個数: 36

約数和(自身を含む): 62204352

約数和(自身を除く): 40705452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 71663, 143326, 214989, 286652, 358315, 429978, 716630, 859956, 1074945, 1433260, 1791575, 2149890, 3583150, 4299780, 5374725, 7166300, 10749450, 21498900]

約数ペア:

[(1, 21498900), (2, 10749450), (3, 7166300), (4, 5374725), (5, 4299780), (6, 3583150), (10, 2149890), (12, 1791575), (15, 1433260), (20, 1074945), (25, 859956), (30, 716630), (50, 429978), (60, 358315), (75, 286652), (100, 214989), (150, 143326), (300, 71663)]