21310092

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 55910400

約数和(自身を除く): 34600308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 79, 118, 127, 158, 177, 236, 237, 254, 316, 354, 381, 474, 508, 531, 708, 711, 762, 948, 1062, 1143, 1422, 1524, 2124, 2286, 2844, 4572, 4661, 7493, 9322, 10033, 13983, 14986, 18644, 20066, 22479, 27966, 29972, 30099, 40132, 41949, 44958, 55932, 60198, 67437, 83898, 89916, 90297, 120396, 134874, 167796, 180594, 269748, 361188, 591947, 1183894, 1775841, 2367788, 3551682, 5327523, 7103364, 10655046, 21310092]

約数ペア:

[(1, 21310092), (2, 10655046), (3, 7103364), (4, 5327523), (6, 3551682), (9, 2367788), (12, 1775841), (18, 1183894), (36, 591947), (59, 361188), (79, 269748), (118, 180594), (127, 167796), (158, 134874), (177, 120396), (236, 90297), (237, 89916), (254, 83898), (316, 67437), (354, 60198), (381, 55932), (474, 44958), (508, 41949), (531, 40132), (708, 30099), (711, 29972), (762, 27966), (948, 22479), (1062, 20066), (1143, 18644), (1422, 14986), (1524, 13983), (2124, 10033), (2286, 9322), (2844, 7493), (4572, 4661)]