21013254

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{10331}}^1$

素因数の和:10452

約数の個数: 24

約数和(自身を含む): 45936072

約数和(自身を除く): 24922818

約数列:

[1, 2, 3, 6, 9, 18, 113, 226, 339, 678, 1017, 2034, 10331, 20662, 30993, 61986, 92979, 185958, 1167403, 2334806, 3502209, 7004418, 10506627, 21013254]

約数ペア:

[(1, 21013254), (2, 10506627), (3, 7004418), (6, 3502209), (9, 2334806), (18, 1167403), (113, 185958), (226, 92979), (339, 61986), (678, 30993), (1017, 20662), (2034, 10331)]