21840325864

素因数分解:

$2^3\times 7^2\times {\mathrm{55715117}}^1$

素因数の和:55715137

約数の個数: 24

約数和(自身を含む): 47636425890

約数和(自身を除く): 25796100026

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 55715117, 111430234, 222860468, 390005819, 445720936, 780011638, 1560023276, 2730040733, 3120046552, 5460081466, 10920162932, 21840325864]

約数ペア:

[(1, 21840325864), (2, 10920162932), (4, 5460081466), (7, 3120046552), (8, 2730040733), (14, 1560023276), (28, 780011638), (49, 445720936), (56, 390005819), (98, 222860468), (196, 111430234), (392, 55715117)]