21710546

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 39504192

約数和(自身を除く): 17793646

約数列:

[1, 2, 11, 13, 22, 26, 67, 103, 121, 134, 143, 206, 242, 286, 737, 871, 1133, 1339, 1474, 1573, 1742, 2266, 2678, 3146, 6901, 8107, 9581, 12463, 13802, 14729, 16214, 19162, 24926, 29458, 75911, 89713, 105391, 151822, 162019, 179426, 210782, 324038, 835021, 986843, 1670042, 1973686, 10855273, 21710546]

約数ペア:

[(1, 21710546), (2, 10855273), (11, 1973686), (13, 1670042), (22, 986843), (26, 835021), (67, 324038), (103, 210782), (121, 179426), (134, 162019), (143, 151822), (206, 105391), (242, 89713), (286, 75911), (737, 29458), (871, 24926), (1133, 19162), (1339, 16214), (1474, 14729), (1573, 13802), (1742, 12463), (2266, 9581), (2678, 8107), (3146, 6901)]