21330198

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1327}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 49720320

約数和(自身を除く): 28390122

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 57, 94, 114, 141, 171, 282, 342, 423, 846, 893, 1327, 1786, 2654, 2679, 3981, 5358, 7962, 8037, 11943, 16074, 23886, 25213, 50426, 62369, 75639, 124738, 151278, 187107, 226917, 374214, 453834, 561321, 1122642, 1185011, 2370022, 3555033, 7110066, 10665099, 21330198]

約数ペア:

[(1, 21330198), (2, 10665099), (3, 7110066), (6, 3555033), (9, 2370022), (18, 1185011), (19, 1122642), (38, 561321), (47, 453834), (57, 374214), (94, 226917), (114, 187107), (141, 151278), (171, 124738), (282, 75639), (342, 62369), (423, 50426), (846, 25213), (893, 23886), (1327, 16074), (1786, 11943), (2654, 8037), (2679, 7962), (3981, 5358)]