21853278

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{22907}}^1$

素因数の和:22968

約数の個数: 24

約数和(自身を含む): 48244248

約数和(自身を除く): 26390970

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 22907, 45814, 68721, 137442, 206163, 412326, 1214071, 2428142, 3642213, 7284426, 10926639, 21853278]

約数ペア:

[(1, 21853278), (2, 10926639), (3, 7284426), (6, 3642213), (9, 2428142), (18, 1214071), (53, 412326), (106, 206163), (159, 137442), (318, 68721), (477, 45814), (954, 22907)]