21879466

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{15173}}^1$

素因数の和:15285

約数の個数: 16

約数和(自身を含む): 37874304

約数和(自身を除く): 15994838

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 15173, 30346, 106211, 212422, 1562819, 3125638, 10939733, 21879466]

約数ペア:

[(1, 21879466), (2, 10939733), (7, 3125638), (14, 1562819), (103, 212422), (206, 106211), (721, 30346), (1442, 15173)]