21645252

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{6911}}^1$

素因数の和:6953

約数の個数: 48

約数和(自身を含む): 58060800

約数和(自身を除く): 36415548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 1044, 1566, 3132, 6911, 13822, 20733, 27644, 41466, 62199, 82932, 124398, 186597, 200419, 248796, 373194, 400838, 601257, 746388, 801676, 1202514, 1803771, 2405028, 3607542, 5411313, 7215084, 10822626, 21645252]

約数ペア:

[(1, 21645252), (2, 10822626), (3, 7215084), (4, 5411313), (6, 3607542), (9, 2405028), (12, 1803771), (18, 1202514), (27, 801676), (29, 746388), (36, 601257), (54, 400838), (58, 373194), (87, 248796), (108, 200419), (116, 186597), (174, 124398), (261, 82932), (348, 62199), (522, 41466), (783, 27644), (1044, 20733), (1566, 13822), (3132, 6911)]