21825369

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{1187}}^1$

素因数の和:1426

約数の個数: 20

約数和(自身を含む): 32774544

約数和(自身を除く): 10949175

約数列:

[1, 3, 9, 27, 81, 227, 681, 1187, 2043, 3561, 6129, 10683, 18387, 32049, 96147, 269449, 808347, 2425041, 7275123, 21825369]

約数ペア:

[(1, 21825369), (3, 7275123), (9, 2425041), (27, 808347), (81, 269449), (227, 96147), (681, 32049), (1187, 18387), (2043, 10683), (3561, 6129)]