21919996

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41203}}^1$

素因数の和:41233

約数の個数: 24

約数和(自身を含む): 46148480

約数和(自身を除く): 24228484

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 41203, 82406, 164812, 288421, 576842, 782857, 1153684, 1565714, 3131428, 5479999, 10959998, 21919996]

約数ペア:

[(1, 21919996), (2, 10959998), (4, 5479999), (7, 3131428), (14, 1565714), (19, 1153684), (28, 782857), (38, 576842), (76, 288421), (133, 164812), (266, 82406), (532, 41203)]