216818868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2581177}}^1$

素因数の和:2581191

約数の個数: 24

約数和(自身を含む): 578183872

約数和(自身を除く): 361365004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2581177, 5162354, 7743531, 10324708, 15487062, 18068239, 30974124, 36136478, 54204717, 72272956, 108409434, 216818868]

約数ペア:

[(1, 216818868), (2, 108409434), (3, 72272956), (4, 54204717), (6, 36136478), (7, 30974124), (12, 18068239), (14, 15487062), (21, 10324708), (28, 7743531), (42, 5162354), (84, 2581177)]