21571116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{256799}}^1$

素因数の和:256813

約数の個数: 24

約数和(自身を含む): 57523200

約数和(自身を除く): 35952084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 256799, 513598, 770397, 1027196, 1540794, 1797593, 3081588, 3595186, 5392779, 7190372, 10785558, 21571116]

約数ペア:

[(1, 21571116), (2, 10785558), (3, 7190372), (4, 5392779), (6, 3595186), (7, 3081588), (12, 1797593), (14, 1540794), (21, 1027196), (28, 770397), (42, 513598), (84, 256799)]