21352704236

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{491}}^1\times {\mathrm{205133}}^1$

素因数の和:205681

約数の個数: 24

約数和(自身を含む): 38150000784

約数和(自身を除く): 16797296548

約数列:

[1, 2, 4, 53, 106, 212, 491, 982, 1964, 26023, 52046, 104092, 205133, 410266, 820532, 10872049, 21744098, 43488196, 100720303, 201440606, 402881212, 5338176059, 10676352118, 21352704236]

約数ペア:

[(1, 21352704236), (2, 10676352118), (4, 5338176059), (53, 402881212), (106, 201440606), (212, 100720303), (491, 43488196), (982, 21744098), (1964, 10872049), (26023, 820532), (52046, 410266), (104092, 205133)]