21562710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4253}}^1$

素因数の和:4289

約数の個数: 48

約数和(自身を含む): 56050704

約数和(自身を除く): 34487994

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 4253, 5070, 8506, 12759, 21265, 25518, 42530, 55289, 63795, 110578, 127590, 165867, 276445, 331734, 552890, 718757, 829335, 1437514, 1658670, 2156271, 3593785, 4312542, 7187570, 10781355, 21562710]

約数ペア:

[(1, 21562710), (2, 10781355), (3, 7187570), (5, 4312542), (6, 3593785), (10, 2156271), (13, 1658670), (15, 1437514), (26, 829335), (30, 718757), (39, 552890), (65, 331734), (78, 276445), (130, 165867), (169, 127590), (195, 110578), (338, 63795), (390, 55289), (507, 42530), (845, 25518), (1014, 21265), (1690, 12759), (2535, 8506), (4253, 5070)]