21972546

素因数分解:

$2^1\times 3^5\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1605

約数の個数: 48

約数和(自身を含む): 51105600

約数和(自身を除く): 29133054

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 243, 261, 486, 522, 783, 1559, 1566, 2349, 3118, 4677, 4698, 7047, 9354, 14031, 14094, 28062, 42093, 45211, 84186, 90422, 126279, 135633, 252558, 271266, 378837, 406899, 757674, 813798, 1220697, 2441394, 3662091, 7324182, 10986273, 21972546]

約数ペア:

[(1, 21972546), (2, 10986273), (3, 7324182), (6, 3662091), (9, 2441394), (18, 1220697), (27, 813798), (29, 757674), (54, 406899), (58, 378837), (81, 271266), (87, 252558), (162, 135633), (174, 126279), (243, 90422), (261, 84186), (486, 45211), (522, 42093), (783, 28062), (1559, 14094), (1566, 14031), (2349, 9354), (3118, 7047), (4677, 4698)]