21998520098

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{3969419}}^1$

素因数の和:3969601

約数の個数: 16

約数和(自身を含む): 35153183520

約数和(自身を除く): 13154663422

約数列:

[1, 2, 17, 34, 163, 326, 2771, 5542, 3969419, 7938838, 67480123, 134960246, 647015297, 1294030594, 10999260049, 21998520098]

約数ペア:

[(1, 21998520098), (2, 10999260049), (17, 1294030594), (34, 647015297), (163, 134960246), (326, 67480123), (2771, 7938838), (5542, 3969419)]