21615566

素因数分解:

$2^1\times 7^2\times {\mathrm{367}}^1\times {\mathrm{601}}^1$

素因数の和:984

約数の個数: 24

約数和(自身を含む): 37882656

約数和(自身を除く): 16267090

約数列:

[1, 2, 7, 14, 49, 98, 367, 601, 734, 1202, 2569, 4207, 5138, 8414, 17983, 29449, 35966, 58898, 220567, 441134, 1543969, 3087938, 10807783, 21615566]

約数ペア:

[(1, 21615566), (2, 10807783), (7, 3087938), (14, 1543969), (49, 441134), (98, 220567), (367, 58898), (601, 35966), (734, 29449), (1202, 17983), (2569, 8414), (4207, 5138)]