21344694

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{919}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 50342400

約数和(自身を除く): 28997706

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 919, 1106, 1659, 1838, 2757, 3318, 3871, 5514, 6433, 7742, 11613, 12866, 19299, 23226, 38598, 45031, 72601, 90062, 135093, 145202, 217803, 270186, 435606, 508207, 1016414, 1524621, 3049242, 3557449, 7114898, 10672347, 21344694]

約数ペア:

[(1, 21344694), (2, 10672347), (3, 7114898), (6, 3557449), (7, 3049242), (14, 1524621), (21, 1016414), (42, 508207), (49, 435606), (79, 270186), (98, 217803), (147, 145202), (158, 135093), (237, 90062), (294, 72601), (474, 45031), (553, 38598), (919, 23226), (1106, 19299), (1659, 12866), (1838, 11613), (2757, 7742), (3318, 6433), (3871, 5514)]