21951462

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{281429}}^1$

素因数の和:281447

約数の個数: 16

約数和(自身を含む): 47280240

約数和(自身を除く): 25328778

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 281429, 562858, 844287, 1688574, 3658577, 7317154, 10975731, 21951462]

約数ペア:

[(1, 21951462), (2, 10975731), (3, 7317154), (6, 3658577), (13, 1688574), (26, 844287), (39, 562858), (78, 281429)]