21000737082

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1367}}^1\times {\mathrm{2213}}^1$

素因数の和:3687

約数の個数: 64

約数和(自身を含む): 45794730240

約数和(自身を除く): 24793993158

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 1367, 2213, 2314, 2734, 3471, 4101, 4426, 6639, 6942, 8202, 13278, 17771, 28769, 35542, 53313, 57538, 86307, 106626, 121663, 172614, 196957, 243326, 364989, 393914, 590871, 729978, 1181742, 1581619, 2560441, 3025171, 3163238, 4744857, 5120882, 6050342, 7681323, 9075513, 9489714, 15362646, 18151026, 39327223, 78654446, 117981669, 235963338, 269240219, 538480438, 807720657, 1615441314, 3500122847, 7000245694, 10500368541, 21000737082]

約数ペア:

[(1, 21000737082), (2, 10500368541), (3, 7000245694), (6, 3500122847), (13, 1615441314), (26, 807720657), (39, 538480438), (78, 269240219), (89, 235963338), (178, 117981669), (267, 78654446), (534, 39327223), (1157, 18151026), (1367, 15362646), (2213, 9489714), (2314, 9075513), (2734, 7681323), (3471, 6050342), (4101, 5120882), (4426, 4744857), (6639, 3163238), (6942, 3025171), (8202, 2560441), (13278, 1581619), (17771, 1181742), (28769, 729978), (35542, 590871), (53313, 393914), (57538, 364989), (86307, 243326), (106626, 196957), (121663, 172614)]