210940317

素因数分解:

$3^2\times 7^1\times {\mathrm{1151}}^1\times {\mathrm{2909}}^1$

素因数の和:4073

約数の個数: 24

約数和(自身を含む): 348641280

約数和(自身を除く): 137700963

約数列:

[1, 3, 7, 9, 21, 63, 1151, 2909, 3453, 8057, 8727, 10359, 20363, 24171, 26181, 61089, 72513, 183267, 3348259, 10044777, 23437813, 30134331, 70313439, 210940317]

約数ペア:

[(1, 210940317), (3, 70313439), (7, 30134331), (9, 23437813), (21, 10044777), (63, 3348259), (1151, 183267), (2909, 72513), (3453, 61089), (8057, 26181), (8727, 24171), (10359, 20363)]