21259098

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{2083}}^1$

素因数の和:2110

約数の個数: 56

約数和(自身を含む): 54667488

約数和(自身を除く): 33408390

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 729, 1134, 1458, 1701, 2083, 3402, 4166, 5103, 6249, 10206, 12498, 14581, 18747, 29162, 37494, 43743, 56241, 87486, 112482, 131229, 168723, 262458, 337446, 393687, 506169, 787374, 1012338, 1181061, 1518507, 2362122, 3037014, 3543183, 7086366, 10629549, 21259098]

約数ペア:

[(1, 21259098), (2, 10629549), (3, 7086366), (6, 3543183), (7, 3037014), (9, 2362122), (14, 1518507), (18, 1181061), (21, 1012338), (27, 787374), (42, 506169), (54, 393687), (63, 337446), (81, 262458), (126, 168723), (162, 131229), (189, 112482), (243, 87486), (378, 56241), (486, 43743), (567, 37494), (729, 29162), (1134, 18747), (1458, 14581), (1701, 12498), (2083, 10206), (3402, 6249), (4166, 5103)]