21317538812

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{1753}}^1\times {\mathrm{34159}}^1$

素因数の和:36005

約数の個数: 24

約数和(自身を含む): 37747483200

約数和(自身を除く): 16429944388

約数列:

[1, 2, 4, 89, 178, 356, 1753, 3506, 7012, 34159, 68318, 136636, 156017, 312034, 624068, 3040151, 6080302, 12160604, 59880727, 119761454, 239522908, 5329384703, 10658769406, 21317538812]

約数ペア:

[(1, 21317538812), (2, 10658769406), (4, 5329384703), (89, 239522908), (178, 119761454), (356, 59880727), (1753, 12160604), (3506, 6080302), (7012, 3040151), (34159, 624068), (68318, 312034), (136636, 156017)]