12921888

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 41023584

約数和(自身を除く): 28101696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 49, 56, 67, 82, 84, 96, 98, 112, 123, 134, 147, 164, 168, 196, 201, 224, 246, 268, 287, 294, 328, 336, 392, 402, 469, 492, 536, 574, 588, 656, 672, 784, 804, 861, 938, 984, 1072, 1148, 1176, 1312, 1407, 1568, 1608, 1722, 1876, 1968, 2009, 2144, 2296, 2352, 2747, 2814, 3216, 3283, 3444, 3752, 3936, 4018, 4592, 4704, 5494, 5628, 6027, 6432, 6566, 6888, 7504, 8036, 8241, 9184, 9849, 10988, 11256, 12054, 13132, 13776, 15008, 16072, 16482, 19229, 19698, 21976, 22512, 24108, 26264, 27552, 32144, 32964, 38458, 39396, 43952, 45024, 48216, 52528, 57687, 64288, 65928, 76916, 78792, 87904, 96432, 105056, 115374, 131856, 134603, 153832, 157584, 192864, 230748, 263712, 269206, 307664, 315168, 403809, 461496, 538412, 615328, 807618, 922992, 1076824, 1615236, 1845984, 2153648, 3230472, 4307296, 6460944, 12921888]

約数ペア:

[(1, 12921888), (2, 6460944), (3, 4307296), (4, 3230472), (6, 2153648), (7, 1845984), (8, 1615236), (12, 1076824), (14, 922992), (16, 807618), (21, 615328), (24, 538412), (28, 461496), (32, 403809), (41, 315168), (42, 307664), (48, 269206), (49, 263712), (56, 230748), (67, 192864), (82, 157584), (84, 153832), (96, 134603), (98, 131856), (112, 115374), (123, 105056), (134, 96432), (147, 87904), (164, 78792), (168, 76916), (196, 65928), (201, 64288), (224, 57687), (246, 52528), (268, 48216), (287, 45024), (294, 43952), (328, 39396), (336, 38458), (392, 32964), (402, 32144), (469, 27552), (492, 26264), (536, 24108), (574, 22512), (588, 21976), (656, 19698), (672, 19229), (784, 16482), (804, 16072), (861, 15008), (938, 13776), (984, 13132), (1072, 12054), (1148, 11256), (1176, 10988), (1312, 9849), (1407, 9184), (1568, 8241), (1608, 8036), (1722, 7504), (1876, 6888), (1968, 6566), (2009, 6432), (2144, 6027), (2296, 5628), (2352, 5494), (2747, 4704), (2814, 4592), (3216, 4018), (3283, 3936), (3444, 3752)]