21124808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2957}}^1$

素因数の和:3029

約数の個数: 32

約数和(自身を含む): 42595200

約数和(自身を除く): 21470392

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 2957, 3572, 5914, 7144, 11828, 23656, 56183, 112366, 138979, 224732, 277958, 449464, 555916, 1111832, 2640601, 5281202, 10562404, 21124808]

約数ペア:

[(1, 21124808), (2, 10562404), (4, 5281202), (8, 2640601), (19, 1111832), (38, 555916), (47, 449464), (76, 277958), (94, 224732), (152, 138979), (188, 112366), (376, 56183), (893, 23656), (1786, 11828), (2957, 7144), (3572, 5914)]