21039584

素因数分解:

$2^5\times {\mathrm{337}}^1\times {\mathrm{1951}}^1$

素因数の和:2298

約数の個数: 24

約数和(自身を含む): 41565888

約数和(自身を除く): 20526304

約数列:

[1, 2, 4, 8, 16, 32, 337, 674, 1348, 1951, 2696, 3902, 5392, 7804, 10784, 15608, 31216, 62432, 657487, 1314974, 2629948, 5259896, 10519792, 21039584]

約数ペア:

[(1, 21039584), (2, 10519792), (4, 5259896), (8, 2629948), (16, 1314974), (32, 657487), (337, 62432), (674, 31216), (1348, 15608), (1951, 10784), (2696, 7804), (3902, 5392)]