21023496

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{7487}}^1$

素因数の和:7515

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 41875704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 7487, 14974, 22461, 29948, 44922, 59896, 67383, 89844, 97331, 134766, 179688, 194662, 202149, 269532, 291993, 389324, 404298, 539064, 583986, 778648, 808596, 875979, 1167972, 1617192, 1751958, 2335944, 2627937, 3503916, 5255874, 7007832, 10511748, 21023496]

約数ペア:

[(1, 21023496), (2, 10511748), (3, 7007832), (4, 5255874), (6, 3503916), (8, 2627937), (9, 2335944), (12, 1751958), (13, 1617192), (18, 1167972), (24, 875979), (26, 808596), (27, 778648), (36, 583986), (39, 539064), (52, 404298), (54, 389324), (72, 291993), (78, 269532), (104, 202149), (108, 194662), (117, 179688), (156, 134766), (216, 97331), (234, 89844), (312, 67383), (351, 59896), (468, 44922), (702, 29948), (936, 22461), (1404, 14974), (2808, 7487)]