21983486

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{10399}}^1$

素因数の和:10559

約数の個数: 16

約数和(自身を含む): 37939200

約数和(自身を除く): 15955714

約数列:

[1, 2, 7, 14, 151, 302, 1057, 2114, 10399, 20798, 72793, 145586, 1570249, 3140498, 10991743, 21983486]

約数ペア:

[(1, 21983486), (2, 10991743), (7, 3140498), (14, 1570249), (151, 145586), (302, 72793), (1057, 20798), (2114, 10399)]