21692624

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{13163}}^1$

素因数の和:13274

約数の個数: 20

約数和(自身を含む): 42440736

約数和(自身を除く): 20748112

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 13163, 26326, 52652, 105304, 210608, 1355789, 2711578, 5423156, 10846312, 21692624]

約数ペア:

[(1, 21692624), (2, 10846312), (4, 5423156), (8, 2711578), (16, 1355789), (103, 210608), (206, 105304), (412, 52652), (824, 26326), (1648, 13163)]