21924955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 30623040

約数和(自身を除く): 8698085

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 433, 533, 779, 1235, 2165, 2665, 3895, 5629, 8227, 10127, 17753, 28145, 41135, 50635, 88765, 106951, 230789, 337307, 534755, 1153945, 1686535, 4384991, 21924955]

約数ペア:

[(1, 21924955), (5, 4384991), (13, 1686535), (19, 1153945), (41, 534755), (65, 337307), (95, 230789), (205, 106951), (247, 88765), (433, 50635), (533, 41135), (779, 28145), (1235, 17753), (2165, 10127), (2665, 8227), (3895, 5629)]