21044996

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2371}}^1$

素因数の和:2699

約数の個数: 24

約数和(自身を含む): 42240576

約数和(自身を除く): 21195580

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2219, 2371, 4438, 4742, 8876, 9484, 16597, 33194, 66388, 751607, 1503214, 3006428, 5261249, 10522498, 21044996]

約数ペア:

[(1, 21044996), (2, 10522498), (4, 5261249), (7, 3006428), (14, 1503214), (28, 751607), (317, 66388), (634, 33194), (1268, 16597), (2219, 9484), (2371, 8876), (4438, 4742)]