21963924

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 59099040

約数和(自身を除く): 37135116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 163, 171, 197, 228, 326, 342, 394, 489, 591, 652, 684, 788, 978, 1182, 1467, 1773, 1956, 2364, 2934, 3097, 3546, 3743, 5868, 6194, 7092, 7486, 9291, 11229, 12388, 14972, 18582, 22458, 27873, 32111, 33687, 37164, 44916, 55746, 64222, 67374, 96333, 111492, 128444, 134748, 192666, 288999, 385332, 577998, 610109, 1155996, 1220218, 1830327, 2440436, 3660654, 5490981, 7321308, 10981962, 21963924]

約数ペア:

[(1, 21963924), (2, 10981962), (3, 7321308), (4, 5490981), (6, 3660654), (9, 2440436), (12, 1830327), (18, 1220218), (19, 1155996), (36, 610109), (38, 577998), (57, 385332), (76, 288999), (114, 192666), (163, 134748), (171, 128444), (197, 111492), (228, 96333), (326, 67374), (342, 64222), (394, 55746), (489, 44916), (591, 37164), (652, 33687), (684, 32111), (788, 27873), (978, 22458), (1182, 18582), (1467, 14972), (1773, 12388), (1956, 11229), (2364, 9291), (2934, 7486), (3097, 7092), (3546, 6194), (3743, 5868)]