21123762

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{320057}}^1$

素因数の和:320073

約数の個数: 16

約数和(自身を含む): 46088352

約数和(自身を除く): 24964590

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 320057, 640114, 960171, 1920342, 3520627, 7041254, 10561881, 21123762]

約数ペア:

[(1, 21123762), (2, 10561881), (3, 7041254), (6, 3520627), (11, 1920342), (22, 960171), (33, 640114), (66, 320057)]