21258239185

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{9043}}^1$

素因数の和:9313

約数の個数: 32

約数和(自身を含む): 26674445952

約数和(自身を除く): 5416206767

約数列:

[1, 5, 37, 97, 131, 185, 485, 655, 3589, 4847, 9043, 12707, 17945, 24235, 45215, 63535, 334591, 470159, 877171, 1184633, 1672955, 2350795, 4385855, 5923165, 32455327, 43831421, 114909401, 162276635, 219157105, 574547005, 4251647837, 21258239185]

約数ペア:

[(1, 21258239185), (5, 4251647837), (37, 574547005), (97, 219157105), (131, 162276635), (185, 114909401), (485, 43831421), (655, 32455327), (3589, 5923165), (4847, 4385855), (9043, 2350795), (12707, 1672955), (17945, 1184633), (24235, 877171), (45215, 470159), (63535, 334591)]