21085314

素因数分解:

$2^1\times 3^1\times {\mathrm{1471}}^1\times {\mathrm{2389}}^1$

素因数の和:3865

約数の個数: 16

約数和(自身を含む): 42216960

約数和(自身を除く): 21131646

約数列:

[1, 2, 3, 6, 1471, 2389, 2942, 4413, 4778, 7167, 8826, 14334, 3514219, 7028438, 10542657, 21085314]

約数ペア:

[(1, 21085314), (2, 10542657), (3, 7028438), (6, 3514219), (1471, 14334), (2389, 8826), (2942, 7167), (4413, 4778)]