21916836

素因数分解:

$2^2\times 3^2\times {\mathrm{557}}^1\times {\mathrm{1093}}^1$

素因数の和:1660

約数の個数: 36

約数和(自身を含む): 55551132

約数和(自身を除く): 33634296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 557, 1093, 1114, 1671, 2186, 2228, 3279, 3342, 4372, 5013, 6558, 6684, 9837, 10026, 13116, 19674, 20052, 39348, 608801, 1217602, 1826403, 2435204, 3652806, 5479209, 7305612, 10958418, 21916836]

約数ペア:

[(1, 21916836), (2, 10958418), (3, 7305612), (4, 5479209), (6, 3652806), (9, 2435204), (12, 1826403), (18, 1217602), (36, 608801), (557, 39348), (1093, 20052), (1114, 19674), (1671, 13116), (2186, 10026), (2228, 9837), (3279, 6684), (3342, 6558), (4372, 5013)]