21309996

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43313}}^1$

素因数の和:43361

約数の個数: 24

約数和(自身を含む): 50937264

約数和(自身を除く): 29627268

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 43313, 86626, 129939, 173252, 259878, 519756, 1775833, 3551666, 5327499, 7103332, 10654998, 21309996]

約数ペア:

[(1, 21309996), (2, 10654998), (3, 7103332), (4, 5327499), (6, 3551666), (12, 1775833), (41, 519756), (82, 259878), (123, 173252), (164, 129939), (246, 86626), (492, 43313)]