21986291222

素因数分解:

$2^1\times 7^1\times {\mathrm{20929}}^1\times {\mathrm{75037}}^1$

素因数の和:95975

約数の個数: 16

約数和(自身を含む): 37693088160

約数和(自身を除く): 15706796938

約数列:

[1, 2, 7, 14, 20929, 41858, 75037, 146503, 150074, 293006, 525259, 1050518, 1570449373, 3140898746, 10993145611, 21986291222]

約数ペア:

[(1, 21986291222), (2, 10993145611), (7, 3140898746), (14, 1570449373), (20929, 1050518), (41858, 525259), (75037, 293006), (146503, 150074)]