21927090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10909}}^1$

素因数の和:10986

約数の個数: 32

約数和(自身を含む): 53415360

約数和(自身を除く): 31488270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10909, 21818, 32727, 54545, 65454, 109090, 163635, 327270, 730903, 1461806, 2192709, 3654515, 4385418, 7309030, 10963545, 21927090]

約数ペア:

[(1, 21927090), (2, 10963545), (3, 7309030), (5, 4385418), (6, 3654515), (10, 2192709), (15, 1461806), (30, 730903), (67, 327270), (134, 163635), (201, 109090), (335, 65454), (402, 54545), (670, 32727), (1005, 21818), (2010, 10909)]