21102044

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{577}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 38064768

約数和(自身を除く): 16962724

約数列:

[1, 2, 4, 41, 82, 164, 223, 446, 577, 892, 1154, 2308, 9143, 18286, 23657, 36572, 47314, 94628, 128671, 257342, 514684, 5275511, 10551022, 21102044]

約数ペア:

[(1, 21102044), (2, 10551022), (4, 5275511), (41, 514684), (82, 257342), (164, 128671), (223, 94628), (446, 47314), (577, 36572), (892, 23657), (1154, 18286), (2308, 9143)]