21824654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{24971}}^1$

素因数の和:25015

約数の個数: 16

約数和(自身を含む): 35959680

約数和(自身を除く): 14135026

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 24971, 49942, 474449, 574333, 948898, 1148666, 10912327, 21824654]

約数ペア:

[(1, 21824654), (2, 10912327), (19, 1148666), (23, 948898), (38, 574333), (46, 474449), (437, 49942), (874, 24971)]