21116056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{203039}}^1$

素因数の和:203058

約数の個数: 16

約数和(自身を含む): 42638400

約数和(自身を除く): 21522344

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 203039, 406078, 812156, 1624312, 2639507, 5279014, 10558028, 21116056]

約数ペア:

[(1, 21116056), (2, 10558028), (4, 5279014), (8, 2639507), (13, 1624312), (26, 812156), (52, 406078), (104, 203039)]