21365694

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:331

約数の個数: 80

約数和(自身を含む): 55617408

約数和(自身を除く): 34251714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 83, 126, 162, 166, 189, 227, 249, 378, 454, 498, 567, 581, 681, 747, 1134, 1162, 1362, 1494, 1589, 1743, 2043, 2241, 3178, 3486, 4086, 4482, 4767, 5229, 6129, 6723, 9534, 10458, 12258, 13446, 14301, 15687, 18387, 18841, 28602, 31374, 36774, 37682, 42903, 47061, 56523, 85806, 94122, 113046, 128709, 131887, 169569, 257418, 263774, 339138, 395661, 508707, 791322, 1017414, 1186983, 1526121, 2373966, 3052242, 3560949, 7121898, 10682847, 21365694]

約数ペア:

[(1, 21365694), (2, 10682847), (3, 7121898), (6, 3560949), (7, 3052242), (9, 2373966), (14, 1526121), (18, 1186983), (21, 1017414), (27, 791322), (42, 508707), (54, 395661), (63, 339138), (81, 263774), (83, 257418), (126, 169569), (162, 131887), (166, 128709), (189, 113046), (227, 94122), (249, 85806), (378, 56523), (454, 47061), (498, 42903), (567, 37682), (581, 36774), (681, 31374), (747, 28602), (1134, 18841), (1162, 18387), (1362, 15687), (1494, 14301), (1589, 13446), (1743, 12258), (2043, 10458), (2241, 9534), (3178, 6723), (3486, 6129), (4086, 5229), (4482, 4767)]