21249876

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{15671}}^1$

素因数の和:15791

約数の個数: 24

約数和(自身を含む): 50025024

約数和(自身を除く): 28775148

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 15671, 31342, 47013, 62684, 94026, 188052, 1770823, 3541646, 5312469, 7083292, 10624938, 21249876]

約数ペア:

[(1, 21249876), (2, 10624938), (3, 7083292), (4, 5312469), (6, 3541646), (12, 1770823), (113, 188052), (226, 94026), (339, 62684), (452, 47013), (678, 31342), (1356, 15671)]