21783048

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18523}}^1$

素因数の和:18546

約数の個数: 48

約数和(自身を含む): 63352080

約数和(自身を除く): 41569032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18523, 37046, 55569, 74092, 111138, 129661, 148184, 222276, 259322, 388983, 444552, 518644, 777966, 907627, 1037288, 1555932, 1815254, 2722881, 3111864, 3630508, 5445762, 7261016, 10891524, 21783048]

約数ペア:

[(1, 21783048), (2, 10891524), (3, 7261016), (4, 5445762), (6, 3630508), (7, 3111864), (8, 2722881), (12, 1815254), (14, 1555932), (21, 1037288), (24, 907627), (28, 777966), (42, 518644), (49, 444552), (56, 388983), (84, 259322), (98, 222276), (147, 148184), (168, 129661), (196, 111138), (294, 74092), (392, 55569), (588, 37046), (1176, 18523)]