2142189

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{919}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 3635840

約数和(自身を除く): 1493651

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 919, 2331, 2757, 6433, 8271, 19299, 34003, 57897, 102009, 238021, 306027, 714063, 2142189]

約数ペア:

[(1, 2142189), (3, 714063), (7, 306027), (9, 238021), (21, 102009), (37, 57897), (63, 34003), (111, 19299), (259, 8271), (333, 6433), (777, 2757), (919, 2331)]