21043081010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1129}}^1\times {\mathrm{4513}}^1$

素因数の和:5715

約数の個数: 64

約数和(自身を含む): 44071084800

約数和(自身を除く): 23028003790

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 295, 413, 590, 826, 1129, 2065, 2258, 4130, 4513, 5645, 7903, 9026, 11290, 15806, 22565, 31591, 39515, 45130, 63182, 66611, 79030, 133222, 157955, 266267, 315910, 333055, 466277, 532534, 666110, 932554, 1331335, 1863869, 2331385, 2662670, 3727738, 4662770, 5095177, 9319345, 10190354, 18638690, 25475885, 35666239, 50951770, 71332478, 178331195, 300615443, 356662390, 601230886, 1503077215, 2104308101, 3006154430, 4208616202, 10521540505, 21043081010]

約数ペア:

[(1, 21043081010), (2, 10521540505), (5, 4208616202), (7, 3006154430), (10, 2104308101), (14, 1503077215), (35, 601230886), (59, 356662390), (70, 300615443), (118, 178331195), (295, 71332478), (413, 50951770), (590, 35666239), (826, 25475885), (1129, 18638690), (2065, 10190354), (2258, 9319345), (4130, 5095177), (4513, 4662770), (5645, 3727738), (7903, 2662670), (9026, 2331385), (11290, 1863869), (15806, 1331335), (22565, 932554), (31591, 666110), (39515, 532534), (45130, 466277), (63182, 333055), (66611, 315910), (79030, 266267), (133222, 157955)]