21383894

素因数分解:

$2^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1931}}^1$

素因数の和:2060

約数の個数: 24

約数和(自身を含む): 37662408

約数和(自身を除く): 16278514

約数列:

[1, 2, 7, 14, 49, 98, 113, 226, 791, 1582, 1931, 3862, 5537, 11074, 13517, 27034, 94619, 189238, 218203, 436406, 1527421, 3054842, 10691947, 21383894]

約数ペア:

[(1, 21383894), (2, 10691947), (7, 3054842), (14, 1527421), (49, 436406), (98, 218203), (113, 189238), (226, 94619), (791, 27034), (1582, 13517), (1931, 11074), (3862, 5537)]