21906906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1699}}^1$

素因数の和:2018

約数の個数: 32

約数和(自身を含む): 50265600

約数和(自身を除く): 28358694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 307, 614, 921, 1699, 1842, 2149, 3398, 4298, 5097, 6447, 10194, 11893, 12894, 23786, 35679, 71358, 521593, 1043186, 1564779, 3129558, 3651151, 7302302, 10953453, 21906906]

約数ペア:

[(1, 21906906), (2, 10953453), (3, 7302302), (6, 3651151), (7, 3129558), (14, 1564779), (21, 1043186), (42, 521593), (307, 71358), (614, 35679), (921, 23786), (1699, 12894), (1842, 11893), (2149, 10194), (3398, 6447), (4298, 5097)]