21058770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10477}}^1$

素因数の和:10554

約数の個数: 32

約数和(自身を含む): 51300288

約数和(自身を除く): 30241518

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10477, 20954, 31431, 52385, 62862, 104770, 157155, 314310, 701959, 1403918, 2105877, 3509795, 4211754, 7019590, 10529385, 21058770]

約数ペア:

[(1, 21058770), (2, 10529385), (3, 7019590), (5, 4211754), (6, 3509795), (10, 2105877), (15, 1403918), (30, 701959), (67, 314310), (134, 157155), (201, 104770), (335, 62862), (402, 52385), (670, 31431), (1005, 20954), (2010, 10477)]