21493878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{593}}^1\times {\mathrm{863}}^1$

素因数の和:1468

約数の個数: 32

約数和(自身を含む): 49268736

約数和(自身を除く): 27774858

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 593, 863, 1186, 1726, 1779, 2589, 3558, 4151, 5178, 6041, 8302, 12082, 12453, 18123, 24906, 36246, 511759, 1023518, 1535277, 3070554, 3582313, 7164626, 10746939, 21493878]

約数ペア:

[(1, 21493878), (2, 10746939), (3, 7164626), (6, 3582313), (7, 3070554), (14, 1535277), (21, 1023518), (42, 511759), (593, 36246), (863, 24906), (1186, 18123), (1726, 12453), (1779, 12082), (2589, 8302), (3558, 6041), (4151, 5178)]