21336330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2531}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 51409728

約数和(自身を除く): 30073398

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 281, 562, 843, 1405, 1686, 2531, 2810, 4215, 5062, 7593, 8430, 12655, 15186, 25310, 37965, 75930, 711211, 1422422, 2133633, 3556055, 4267266, 7112110, 10668165, 21336330]

約数ペア:

[(1, 21336330), (2, 10668165), (3, 7112110), (5, 4267266), (6, 3556055), (10, 2133633), (15, 1422422), (30, 711211), (281, 75930), (562, 37965), (843, 25310), (1405, 15186), (1686, 12655), (2531, 8430), (2810, 7593), (4215, 5062)]