21098252

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2377}}^1$

素因数の和:2705

約数の個数: 24

約数和(自身を含む): 42347424

約数和(自身を除く): 21249172

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2219, 2377, 4438, 4754, 8876, 9508, 16639, 33278, 66556, 753509, 1507018, 3014036, 5274563, 10549126, 21098252]

約数ペア:

[(1, 21098252), (2, 10549126), (4, 5274563), (7, 3014036), (14, 1507018), (28, 753509), (317, 66556), (634, 33278), (1268, 16639), (2219, 9508), (2377, 8876), (4438, 4754)]