2130213

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:284

約数の個数: 16

約数和(自身を含む): 2941056

約数和(自身を除く): 810843

約数列:

[1, 3, 71, 73, 137, 213, 219, 411, 5183, 9727, 10001, 15549, 29181, 30003, 710071, 2130213]

約数ペア:

[(1, 2130213), (3, 710071), (71, 30003), (73, 29181), (137, 15549), (213, 10001), (219, 9727), (411, 5183)]