21000584

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1429}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 43243200

約数和(自身を除く): 22242616

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 167, 334, 668, 1336, 1429, 1837, 2858, 3674, 5716, 7348, 11432, 14696, 15719, 31438, 62876, 125752, 238643, 477286, 954572, 1909144, 2625073, 5250146, 10500292, 21000584]

約数ペア:

[(1, 21000584), (2, 10500292), (4, 5250146), (8, 2625073), (11, 1909144), (22, 954572), (44, 477286), (88, 238643), (167, 125752), (334, 62876), (668, 31438), (1336, 15719), (1429, 14696), (1837, 11432), (2858, 7348), (3674, 5716)]