21583818

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{14447}}^1$

素因数の和:14538

約数の個数: 24

約数和(自身を含む): 47331648

約数和(自身を除く): 25747830

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 14447, 28894, 43341, 86682, 130023, 260046, 1199101, 2398202, 3597303, 7194606, 10791909, 21583818]

約数ペア:

[(1, 21583818), (2, 10791909), (3, 7194606), (6, 3597303), (9, 2398202), (18, 1199101), (83, 260046), (166, 130023), (249, 86682), (498, 43341), (747, 28894), (1494, 14447)]