21548332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 43464960

約数和(自身を除く): 21916628

約数列:

[1, 2, 4, 13, 23, 26, 43, 46, 52, 86, 92, 172, 299, 419, 559, 598, 838, 989, 1118, 1196, 1676, 1978, 2236, 3956, 5447, 9637, 10894, 12857, 18017, 19274, 21788, 25714, 36034, 38548, 51428, 72068, 125281, 234221, 250562, 414391, 468442, 501124, 828782, 936884, 1657564, 5387083, 10774166, 21548332]

約数ペア:

[(1, 21548332), (2, 10774166), (4, 5387083), (13, 1657564), (23, 936884), (26, 828782), (43, 501124), (46, 468442), (52, 414391), (86, 250562), (92, 234221), (172, 125281), (299, 72068), (419, 51428), (559, 38548), (598, 36034), (838, 25714), (989, 21788), (1118, 19274), (1196, 18017), (1676, 12857), (1978, 10894), (2236, 9637), (3956, 5447)]