21036900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70123}}^1$

素因数の和:70140

約数の個数: 36

約数和(自身を含む): 60867632

約数和(自身を除く): 39830732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70123, 140246, 210369, 280492, 350615, 420738, 701230, 841476, 1051845, 1402460, 1753075, 2103690, 3506150, 4207380, 5259225, 7012300, 10518450, 21036900]

約数ペア:

[(1, 21036900), (2, 10518450), (3, 7012300), (4, 5259225), (5, 4207380), (6, 3506150), (10, 2103690), (12, 1753075), (15, 1402460), (20, 1051845), (25, 841476), (30, 701230), (50, 420738), (60, 350615), (75, 280492), (100, 210369), (150, 140246), (300, 70123)]