21679048

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{15139}}^1$

素因数の和:15324

約数の個数: 16

約数和(自身を含む): 40878000

約数和(自身を除く): 19198952

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 15139, 30278, 60556, 121112, 2709881, 5419762, 10839524, 21679048]

約数ペア:

[(1, 21679048), (2, 10839524), (4, 5419762), (8, 2709881), (179, 121112), (358, 60556), (716, 30278), (1432, 15139)]