21949354

素因数分解:

$2^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{2309}}^1$

素因数の和:2422

約数の個数: 24

約数和(自身を含む): 38710980

約数和(自身を除く): 16761626

約数列:

[1, 2, 7, 14, 49, 97, 98, 194, 679, 1358, 2309, 4618, 4753, 9506, 16163, 32326, 113141, 223973, 226282, 447946, 1567811, 3135622, 10974677, 21949354]

約数ペア:

[(1, 21949354), (2, 10974677), (7, 3135622), (14, 1567811), (49, 447946), (97, 226282), (98, 223973), (194, 113141), (679, 32326), (1358, 16163), (2309, 9506), (4618, 4753)]