21312486

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{91079}}^1$

素因数の和:91100

約数の個数: 24

約数和(自身を含む): 49729680

約数和(自身を除く): 28417194

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 91079, 182158, 273237, 546474, 819711, 1184027, 1639422, 2368054, 3552081, 7104162, 10656243, 21312486]

約数ペア:

[(1, 21312486), (2, 10656243), (3, 7104162), (6, 3552081), (9, 2368054), (13, 1639422), (18, 1184027), (26, 819711), (39, 546474), (78, 273237), (117, 182158), (234, 91079)]