21097566

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167441}}^1$

素因数の和:167456

約数の個数: 24

約数和(自身を含む): 52241904

約数和(自身を除く): 31144338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167441, 334882, 502323, 1004646, 1172087, 1506969, 2344174, 3013938, 3516261, 7032522, 10548783, 21097566]

約数ペア:

[(1, 21097566), (2, 10548783), (3, 7032522), (6, 3516261), (7, 3013938), (9, 2344174), (14, 1506969), (18, 1172087), (21, 1004646), (42, 502323), (63, 334882), (126, 167441)]