21463064

素因数分解:

$2^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{787}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 46145280

約数和(自身を除く): 24682216

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 487, 787, 974, 1574, 1948, 3148, 3409, 3896, 5509, 6296, 6818, 11018, 13636, 22036, 27272, 44072, 383269, 766538, 1533076, 2682883, 3066152, 5365766, 10731532, 21463064]

約数ペア:

[(1, 21463064), (2, 10731532), (4, 5365766), (7, 3066152), (8, 2682883), (14, 1533076), (28, 766538), (56, 383269), (487, 44072), (787, 27272), (974, 22036), (1574, 13636), (1948, 11018), (3148, 6818), (3409, 6296), (3896, 5509)]