21959224

素因数分解:

$2^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1237}}^1$

素因数の和:1567

約数の個数: 32

約数和(自身を含む): 47242080

約数和(自身を除く): 25282856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 317, 634, 1237, 1268, 2219, 2474, 2536, 4438, 4948, 8659, 8876, 9896, 17318, 17752, 34636, 69272, 392129, 784258, 1568516, 2744903, 3137032, 5489806, 10979612, 21959224]

約数ペア:

[(1, 21959224), (2, 10979612), (4, 5489806), (7, 3137032), (8, 2744903), (14, 1568516), (28, 784258), (56, 392129), (317, 69272), (634, 34636), (1237, 17752), (1268, 17318), (2219, 9896), (2474, 8876), (2536, 8659), (4438, 4948)]