21215742

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{186103}}^1$

素因数の和:186127

約数の個数: 16

約数和(自身を含む): 44664960

約数和(自身を除く): 23449218

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 186103, 372206, 558309, 1116618, 3535957, 7071914, 10607871, 21215742]

約数ペア:

[(1, 21215742), (2, 10607871), (3, 7071914), (6, 3535957), (19, 1116618), (38, 558309), (57, 372206), (114, 186103)]