21813634

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10831}}^1$

素因数の和:10905

約数の個数: 16

約数和(自身を含む): 35095680

約数和(自身を除く): 13282046

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 10831, 21662, 205789, 411578, 574043, 1148086, 10906817, 21813634]

約数ペア:

[(1, 21813634), (2, 10906817), (19, 1148086), (38, 574043), (53, 411578), (106, 205789), (1007, 21662), (2014, 10831)]