21239352

素因数分解:

$2^3\times 3^2\times {\mathrm{294991}}^1$

素因数の和:295003

約数の個数: 24

約数和(自身を含む): 57523440

約数和(自身を除く): 36284088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 294991, 589982, 884973, 1179964, 1769946, 2359928, 2654919, 3539892, 5309838, 7079784, 10619676, 21239352]

約数ペア:

[(1, 21239352), (2, 10619676), (3, 7079784), (4, 5309838), (6, 3539892), (8, 2654919), (9, 2359928), (12, 1769946), (18, 1179964), (24, 884973), (36, 589982), (72, 294991)]