21875336

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12601}}^1$

素因数の和:12645

約数の個数: 32

約数和(自身を含む): 48391680

約数和(自身を除く): 26516344

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 12601, 25202, 50404, 88207, 100808, 176414, 352828, 390631, 705656, 781262, 1562524, 2734417, 3125048, 5468834, 10937668, 21875336]

約数ペア:

[(1, 21875336), (2, 10937668), (4, 5468834), (7, 3125048), (8, 2734417), (14, 1562524), (28, 781262), (31, 705656), (56, 390631), (62, 352828), (124, 176414), (217, 100808), (248, 88207), (434, 50404), (868, 25202), (1736, 12601)]