8921421

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{1327}}^1$

素因数の和:1422

約数の個数: 20

約数和(自身を含む): 13497792

約数和(自身を除く): 4576371

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 1327, 2241, 3981, 6723, 11943, 35829, 107487, 110141, 330423, 991269, 2973807, 8921421]

約数ペア:

[(1, 8921421), (3, 2973807), (9, 991269), (27, 330423), (81, 110141), (83, 107487), (249, 35829), (747, 11943), (1327, 6723), (2241, 3981)]