21708612

素因数分解:

$2^2\times 3^2\times {\mathrm{197}}^1\times {\mathrm{3061}}^1$

素因数の和:3268

約数の個数: 36

約数和(自身を含む): 55171116

約数和(自身を除く): 33462504

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 197, 394, 591, 788, 1182, 1773, 2364, 3061, 3546, 6122, 7092, 9183, 12244, 18366, 27549, 36732, 55098, 110196, 603017, 1206034, 1809051, 2412068, 3618102, 5427153, 7236204, 10854306, 21708612]

約数ペア:

[(1, 21708612), (2, 10854306), (3, 7236204), (4, 5427153), (6, 3618102), (9, 2412068), (12, 1809051), (18, 1206034), (36, 603017), (197, 110196), (394, 55098), (591, 36732), (788, 27549), (1182, 18366), (1773, 12244), (2364, 9183), (3061, 7092), (3546, 6122)]