21936796

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7757}}^1$

素因数の和:7869

約数の個数: 24

約数和(自身を含む): 44313696

約数和(自身を除く): 22376900

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7757, 15514, 31028, 54299, 108598, 217196, 783457, 1566914, 3133828, 5484199, 10968398, 21936796]

約数ペア:

[(1, 21936796), (2, 10968398), (4, 5484199), (7, 3133828), (14, 1566914), (28, 783457), (101, 217196), (202, 108598), (404, 54299), (707, 31028), (1414, 15514), (2828, 7757)]