21004806

素因数分解:

$2^1\times 3^1\times {\mathrm{571}}^1\times {\mathrm{6131}}^1$

素因数の和:6707

約数の個数: 16

約数和(自身を含む): 42090048

約数和(自身を除く): 21085242

約数列:

[1, 2, 3, 6, 571, 1142, 1713, 3426, 6131, 12262, 18393, 36786, 3500801, 7001602, 10502403, 21004806]

約数ペア:

[(1, 21004806), (2, 10502403), (3, 7001602), (6, 3500801), (571, 36786), (1142, 18393), (1713, 12262), (3426, 6131)]