21975799

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 23946880

約数和(自身を除く): 1971081

約数列:

[1, 19, 61, 67, 283, 1159, 1273, 4087, 5377, 17263, 18961, 77653, 327997, 360259, 1156621, 21975799]

約数ペア:

[(1, 21975799), (19, 1156621), (61, 360259), (67, 327997), (283, 77653), (1159, 18961), (1273, 17263), (4087, 5377)]