21512928

素因数分解:

$2^5\times 3^1\times {\mathrm{277}}^1\times {\mathrm{809}}^1$

素因数の和:1099

約数の個数: 48

約数和(自身を含む): 56745360

約数和(自身を除く): 35232432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 277, 554, 809, 831, 1108, 1618, 1662, 2216, 2427, 3236, 3324, 4432, 4854, 6472, 6648, 8864, 9708, 12944, 13296, 19416, 25888, 26592, 38832, 77664, 224093, 448186, 672279, 896372, 1344558, 1792744, 2689116, 3585488, 5378232, 7170976, 10756464, 21512928]

約数ペア:

[(1, 21512928), (2, 10756464), (3, 7170976), (4, 5378232), (6, 3585488), (8, 2689116), (12, 1792744), (16, 1344558), (24, 896372), (32, 672279), (48, 448186), (96, 224093), (277, 77664), (554, 38832), (809, 26592), (831, 25888), (1108, 19416), (1618, 13296), (1662, 12944), (2216, 9708), (2427, 8864), (3236, 6648), (3324, 6472), (4432, 4854)]