21561756

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{15901}}^1$

素因数の和:16021

約数の個数: 24

約数和(自身を含む): 50759184

約数和(自身を除く): 29197428

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 15901, 31802, 47703, 63604, 95406, 190812, 1796813, 3593626, 5390439, 7187252, 10780878, 21561756]

約数ペア:

[(1, 21561756), (2, 10780878), (3, 7187252), (4, 5390439), (6, 3593626), (12, 1796813), (113, 190812), (226, 95406), (339, 63604), (452, 47703), (678, 31802), (1356, 15901)]