21882404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1619}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 39916800

約数和(自身を除く): 18034396

約数列:

[1, 2, 4, 31, 62, 109, 124, 218, 436, 1619, 3238, 3379, 6476, 6758, 13516, 50189, 100378, 176471, 200756, 352942, 705884, 5470601, 10941202, 21882404]

約数ペア:

[(1, 21882404), (2, 10941202), (4, 5470601), (31, 705884), (62, 352942), (109, 200756), (124, 176471), (218, 100378), (436, 50189), (1619, 13516), (3238, 6758), (3379, 6476)]