21706668

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12829}}^1$

素因数の和:12886

約数の個数: 36

約数和(自身を含む): 56041440

約数和(自身を除く): 34334772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12829, 25658, 38487, 51316, 76974, 115461, 153948, 230922, 461844, 602963, 1205926, 1808889, 2411852, 3617778, 5426667, 7235556, 10853334, 21706668]

約数ペア:

[(1, 21706668), (2, 10853334), (3, 7235556), (4, 5426667), (6, 3617778), (9, 2411852), (12, 1808889), (18, 1205926), (36, 602963), (47, 461844), (94, 230922), (141, 153948), (188, 115461), (282, 76974), (423, 51316), (564, 38487), (846, 25658), (1692, 12829)]