21566538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{171163}}^1$

素因数の和:171178

約数の個数: 24

約数和(自身を含む): 53403168

約数和(自身を除く): 31836630

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 171163, 342326, 513489, 1026978, 1198141, 1540467, 2396282, 3080934, 3594423, 7188846, 10783269, 21566538]

約数ペア:

[(1, 21566538), (2, 10783269), (3, 7188846), (6, 3594423), (7, 3080934), (9, 2396282), (14, 1540467), (18, 1198141), (21, 1026978), (42, 513489), (63, 342326), (126, 171163)]