21713636

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7529}}^1$

素因数の和:7643

約数の個数: 24

約数和(自身を含む): 43854720

約数和(自身を除く): 22141084

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 7529, 15058, 30116, 52703, 105406, 210812, 775487, 1550974, 3101948, 5428409, 10856818, 21713636]

約数ペア:

[(1, 21713636), (2, 10856818), (4, 5428409), (7, 3101948), (14, 1550974), (28, 775487), (103, 210812), (206, 105406), (412, 52703), (721, 30116), (1442, 15058), (2884, 7529)]