21342900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71143}}^1$

素因数の和:71160

約数の個数: 36

約数和(自身を含む): 61752992

約数和(自身を除く): 40410092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 71143, 142286, 213429, 284572, 355715, 426858, 711430, 853716, 1067145, 1422860, 1778575, 2134290, 3557150, 4268580, 5335725, 7114300, 10671450, 21342900]

約数ペア:

[(1, 21342900), (2, 10671450), (3, 7114300), (4, 5335725), (5, 4268580), (6, 3557150), (10, 2134290), (12, 1778575), (15, 1422860), (20, 1067145), (25, 853716), (30, 711430), (50, 426858), (60, 355715), (75, 284572), (100, 213429), (150, 142286), (300, 71143)]