21071444

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1559}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 38438400

約数和(自身を除く): 17366956

約数列:

[1, 2, 4, 31, 62, 109, 124, 218, 436, 1559, 3118, 3379, 6236, 6758, 13516, 48329, 96658, 169931, 193316, 339862, 679724, 5267861, 10535722, 21071444]

約数ペア:

[(1, 21071444), (2, 10535722), (4, 5267861), (31, 679724), (62, 339862), (109, 193316), (124, 169931), (218, 96658), (436, 48329), (1559, 13516), (3118, 6758), (3379, 6236)]