21471048

素因数分解:

$2^3\times 3^3\times {\mathrm{107}}^1\times {\mathrm{929}}^1$

素因数の和:1051

約数の個数: 64

約数和(自身を含む): 60264000

約数和(自身を除く): 38792952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 107, 108, 214, 216, 321, 428, 642, 856, 929, 963, 1284, 1858, 1926, 2568, 2787, 2889, 3716, 3852, 5574, 5778, 7432, 7704, 8361, 11148, 11556, 16722, 22296, 23112, 25083, 33444, 50166, 66888, 99403, 100332, 198806, 200664, 298209, 397612, 596418, 795224, 894627, 1192836, 1789254, 2385672, 2683881, 3578508, 5367762, 7157016, 10735524, 21471048]

約数ペア:

[(1, 21471048), (2, 10735524), (3, 7157016), (4, 5367762), (6, 3578508), (8, 2683881), (9, 2385672), (12, 1789254), (18, 1192836), (24, 894627), (27, 795224), (36, 596418), (54, 397612), (72, 298209), (107, 200664), (108, 198806), (214, 100332), (216, 99403), (321, 66888), (428, 50166), (642, 33444), (856, 25083), (929, 23112), (963, 22296), (1284, 16722), (1858, 11556), (1926, 11148), (2568, 8361), (2787, 7704), (2889, 7432), (3716, 5778), (3852, 5574)]