21407162

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52727}}^1$

素因数の和:52765

約数の個数: 16

約数和(自身を含む): 37964160

約数和(自身を除く): 16556998

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 52727, 105454, 369089, 738178, 1529083, 3058166, 10703581, 21407162]

約数ペア:

[(1, 21407162), (2, 10703581), (7, 3058166), (14, 1529083), (29, 738178), (58, 369089), (203, 105454), (406, 52727)]