21276030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{709201}}^1$

素因数の和:709211

約数の個数: 16

約数和(自身を含む): 51062544

約数和(自身を除く): 29786514

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 709201, 1418402, 2127603, 3546005, 4255206, 7092010, 10638015, 21276030]

約数ペア:

[(1, 21276030), (2, 10638015), (3, 7092010), (5, 4255206), (6, 3546005), (10, 2127603), (15, 1418402), (30, 709201)]