21551446329

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1\times {\mathrm{1597}}^1$

素因数の和:2094

約数の個数: 64

約数和(自身を含む): 35227385856

約数和(自身を除く): 13675939527

約数列:

[1, 3, 7, 17, 21, 51, 103, 119, 309, 357, 367, 721, 1101, 1597, 1751, 2163, 2569, 4791, 5253, 6239, 7707, 11179, 12257, 18717, 27149, 33537, 36771, 37801, 43673, 81447, 113403, 131019, 164491, 190043, 264607, 493473, 570129, 586099, 642617, 793821, 1151437, 1758297, 1927851, 2796347, 3454311, 4102693, 4498319, 8389041, 9963683, 12308079, 13494957, 19574429, 29891049, 58723287, 60368197, 69745781, 181104591, 209237343, 422577379, 1026259349, 1267732137, 3078778047, 7183815443, 21551446329]

約数ペア:

[(1, 21551446329), (3, 7183815443), (7, 3078778047), (17, 1267732137), (21, 1026259349), (51, 422577379), (103, 209237343), (119, 181104591), (309, 69745781), (357, 60368197), (367, 58723287), (721, 29891049), (1101, 19574429), (1597, 13494957), (1751, 12308079), (2163, 9963683), (2569, 8389041), (4791, 4498319), (5253, 4102693), (6239, 3454311), (7707, 2796347), (11179, 1927851), (12257, 1758297), (18717, 1151437), (27149, 793821), (33537, 642617), (36771, 586099), (37801, 570129), (43673, 493473), (81447, 264607), (113403, 190043), (131019, 164491)]