21558082

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3821}}^1$

素因数の和:3874

約数の個数: 32

約数和(自身を含む): 41094144

約数和(自身を除く): 19536062

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 3821, 5642, 7642, 26747, 49673, 53494, 99346, 118451, 236902, 347711, 695422, 829157, 1539863, 1658314, 3079726, 10779041, 21558082]

約数ペア:

[(1, 21558082), (2, 10779041), (7, 3079726), (13, 1658314), (14, 1539863), (26, 829157), (31, 695422), (62, 347711), (91, 236902), (182, 118451), (217, 99346), (403, 53494), (434, 49673), (806, 26747), (2821, 7642), (3821, 5642)]