30421972

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{23117}}^1$

素因数の和:23175

約数の個数: 24

約数和(自身を含む): 62141184

約数和(自身を除く): 31719212

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 23117, 46234, 92468, 161819, 323638, 647276, 1086499, 2172998, 4345996, 7605493, 15210986, 30421972]

約数ペア:

[(1, 30421972), (2, 15210986), (4, 7605493), (7, 4345996), (14, 2172998), (28, 1086499), (47, 647276), (94, 323638), (188, 161819), (329, 92468), (658, 46234), (1316, 23117)]