21470834

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1303}}^1$

素因数の和:1430

約数の個数: 32

約数和(自身を含む): 40559616

約数和(自身を除く): 19088782

約数列:

[1, 2, 7, 11, 14, 22, 77, 107, 154, 214, 749, 1177, 1303, 1498, 2354, 2606, 8239, 9121, 14333, 16478, 18242, 28666, 100331, 139421, 200662, 278842, 975947, 1533631, 1951894, 3067262, 10735417, 21470834]

約数ペア:

[(1, 21470834), (2, 10735417), (7, 3067262), (11, 1951894), (14, 1533631), (22, 975947), (77, 278842), (107, 200662), (154, 139421), (214, 100331), (749, 28666), (1177, 18242), (1303, 16478), (1498, 14333), (2354, 9121), (2606, 8239)]