8471421

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2861}}^1$

素因数の和:2921

約数の個数: 24

約数和(自身を含む): 14287104

約数和(自身を除く): 5815683

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2861, 2961, 8583, 20027, 25749, 60081, 134467, 180243, 403401, 941269, 1210203, 2823807, 8471421]

約数ペア:

[(1, 8471421), (3, 2823807), (7, 1210203), (9, 941269), (21, 403401), (47, 180243), (63, 134467), (141, 60081), (329, 25749), (423, 20027), (987, 8583), (2861, 2961)]