21730009587

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2027}}^1\times {\mathrm{24989}}^1$

素因数の和:27043

約数の個数: 32

約数和(自身を含む): 34056771840

約数和(自身を除く): 12326762253

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 2027, 6081, 22297, 24989, 26351, 66891, 74967, 79053, 274879, 289861, 324857, 824637, 869583, 974571, 3573427, 10720281, 50652703, 151958109, 557179733, 658485139, 1671539199, 1975455417, 7243336529, 21730009587]

約数ペア:

[(1, 21730009587), (3, 7243336529), (11, 1975455417), (13, 1671539199), (33, 658485139), (39, 557179733), (143, 151958109), (429, 50652703), (2027, 10720281), (6081, 3573427), (22297, 974571), (24989, 869583), (26351, 824637), (66891, 324857), (74967, 289861), (79053, 274879)]