21490987756

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33371099}}^1$

素因数の和:33371133

約数の個数: 24

約数和(自身を含む): 44850758400

約数和(自身を除く): 23359770644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 33371099, 66742198, 133484396, 233597693, 467195386, 767535277, 934390772, 1535070554, 3070141108, 5372746939, 10745493878, 21490987756]

約数ペア:

[(1, 21490987756), (2, 10745493878), (4, 5372746939), (7, 3070141108), (14, 1535070554), (23, 934390772), (28, 767535277), (46, 467195386), (92, 233597693), (161, 133484396), (322, 66742198), (644, 33371099)]