21055350015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1261177}}^1$

素因数の和:1261248

約数の個数: 48

約数和(自身を含む): 42496653888

約数和(自身を除く): 21441303873

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 53, 63, 105, 159, 265, 315, 371, 477, 795, 1113, 1855, 2385, 3339, 5565, 16695, 1261177, 3783531, 6305885, 8828239, 11350593, 18917655, 26484717, 44141195, 56752965, 66842381, 79454151, 132423585, 200527143, 334211905, 397270755, 467896667, 601581429, 1002635715, 1403690001, 2339483335, 3007907145, 4211070003, 7018450005, 21055350015]

約数ペア:

[(1, 21055350015), (3, 7018450005), (5, 4211070003), (7, 3007907145), (9, 2339483335), (15, 1403690001), (21, 1002635715), (35, 601581429), (45, 467896667), (53, 397270755), (63, 334211905), (105, 200527143), (159, 132423585), (265, 79454151), (315, 66842381), (371, 56752965), (477, 44141195), (795, 26484717), (1113, 18917655), (1855, 11350593), (2385, 8828239), (3339, 6305885), (5565, 3783531), (16695, 1261177)]