21464996

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1931}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 43060416

約数和(自身を除く): 21595420

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 1931, 2779, 3862, 5558, 7724, 11116, 13517, 27034, 54068, 766607, 1533214, 3066428, 5366249, 10732498, 21464996]

約数ペア:

[(1, 21464996), (2, 10732498), (4, 5366249), (7, 3066428), (14, 1533214), (28, 766607), (397, 54068), (794, 27034), (1588, 13517), (1931, 11116), (2779, 7724), (3862, 5558)]