2021555006968

素因数分解:

$2^3\times 7^4\times {\mathrm{1669}}^1\times {\mathrm{63059}}^1$

素因数の和:64762

約数の個数: 80

約数和(自身を含む): 4424608053000

約数和(自身を除く): 2403053046032

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 1669, 2401, 2744, 3338, 4802, 6676, 9604, 11683, 13352, 19208, 23366, 46732, 63059, 81781, 93464, 126118, 163562, 252236, 327124, 441413, 504472, 572467, 654248, 882826, 1144934, 1765652, 2289868, 3089891, 3531304, 4007269, 4579736, 6179782, 8014538, 12359564, 16029076, 21629237, 24719128, 32058152, 43258474, 86516948, 105245471, 151404659, 173033896, 210490942, 302809318, 420981884, 605618636, 736718297, 841963768, 1211237272, 1473436594, 2946873188, 5157028079, 5893746376, 10314056158, 20628112316, 36099196553, 41256224632, 72198393106, 144396786212, 252694375871, 288793572424, 505388751742, 1010777503484, 2021555006968]

約数ペア:

[(1, 2021555006968), (2, 1010777503484), (4, 505388751742), (7, 288793572424), (8, 252694375871), (14, 144396786212), (28, 72198393106), (49, 41256224632), (56, 36099196553), (98, 20628112316), (196, 10314056158), (343, 5893746376), (392, 5157028079), (686, 2946873188), (1372, 1473436594), (1669, 1211237272), (2401, 841963768), (2744, 736718297), (3338, 605618636), (4802, 420981884), (6676, 302809318), (9604, 210490942), (11683, 173033896), (13352, 151404659), (19208, 105245471), (23366, 86516948), (46732, 43258474), (63059, 32058152), (81781, 24719128), (93464, 21629237), (126118, 16029076), (163562, 12359564), (252236, 8014538), (327124, 6179782), (441413, 4579736), (504472, 4007269), (572467, 3531304), (654248, 3089891), (882826, 2289868), (1144934, 1765652)]