21887642

素因数分解:

$2^1\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{1433}}^1$

素因数の和:2533

約数の個数: 16

約数和(自身を含む): 37582272

約数和(自身を除く): 15694630

約数列:

[1, 2, 7, 14, 1091, 1433, 2182, 2866, 7637, 10031, 15274, 20062, 1563403, 3126806, 10943821, 21887642]

約数ペア:

[(1, 21887642), (2, 10943821), (7, 3126806), (14, 1563403), (1091, 20062), (1433, 15274), (2182, 10031), (2866, 7637)]