21353472

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{331}}^1$

素因数の和:364

約数の個数: 132

約数和(自身を含む): 70678816

約数和(自身を除く): 49325344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 331, 336, 384, 448, 504, 512, 576, 662, 672, 768, 896, 993, 1008, 1024, 1152, 1324, 1344, 1536, 1792, 1986, 2016, 2304, 2317, 2648, 2688, 2979, 3072, 3584, 3972, 4032, 4608, 4634, 5296, 5376, 5958, 6951, 7168, 7944, 8064, 9216, 9268, 10592, 10752, 11916, 13902, 15888, 16128, 18536, 20853, 21184, 21504, 23832, 27804, 31776, 32256, 37072, 41706, 42368, 47664, 55608, 63552, 64512, 74144, 83412, 84736, 95328, 111216, 127104, 148288, 166824, 169472, 190656, 222432, 254208, 296576, 333648, 338944, 381312, 444864, 508416, 593152, 667296, 762624, 889728, 1016832, 1186304, 1334592, 1525248, 1779456, 2372608, 2669184, 3050496, 3558912, 5338368, 7117824, 10676736, 21353472]

約数ペア:

[(1, 21353472), (2, 10676736), (3, 7117824), (4, 5338368), (6, 3558912), (7, 3050496), (8, 2669184), (9, 2372608), (12, 1779456), (14, 1525248), (16, 1334592), (18, 1186304), (21, 1016832), (24, 889728), (28, 762624), (32, 667296), (36, 593152), (42, 508416), (48, 444864), (56, 381312), (63, 338944), (64, 333648), (72, 296576), (84, 254208), (96, 222432), (112, 190656), (126, 169472), (128, 166824), (144, 148288), (168, 127104), (192, 111216), (224, 95328), (252, 84736), (256, 83412), (288, 74144), (331, 64512), (336, 63552), (384, 55608), (448, 47664), (504, 42368), (512, 41706), (576, 37072), (662, 32256), (672, 31776), (768, 27804), (896, 23832), (993, 21504), (1008, 21184), (1024, 20853), (1152, 18536), (1324, 16128), (1344, 15888), (1536, 13902), (1792, 11916), (1986, 10752), (2016, 10592), (2304, 9268), (2317, 9216), (2648, 8064), (2688, 7944), (2979, 7168), (3072, 6951), (3584, 5958), (3972, 5376), (4032, 5296), (4608, 4634)]