21426240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2029}}^1$

素因数の和:2060

約数の個数: 112

約数和(自身を含む): 74249280

約数和(自身を除く): 52823040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2029, 2112, 2640, 3520, 4058, 5280, 6087, 8116, 10145, 10560, 12174, 16232, 20290, 22319, 24348, 30435, 32464, 40580, 44638, 48696, 60870, 64928, 66957, 81160, 89276, 97392, 111595, 121740, 129856, 133914, 162320, 178552, 194784, 223190, 243480, 267828, 324640, 334785, 357104, 389568, 446380, 486960, 535656, 649280, 669570, 714208, 892760, 973920, 1071312, 1339140, 1428416, 1785520, 1947840, 2142624, 2678280, 3571040, 4285248, 5356560, 7142080, 10713120, 21426240]

約数ペア:

[(1, 21426240), (2, 10713120), (3, 7142080), (4, 5356560), (5, 4285248), (6, 3571040), (8, 2678280), (10, 2142624), (11, 1947840), (12, 1785520), (15, 1428416), (16, 1339140), (20, 1071312), (22, 973920), (24, 892760), (30, 714208), (32, 669570), (33, 649280), (40, 535656), (44, 486960), (48, 446380), (55, 389568), (60, 357104), (64, 334785), (66, 324640), (80, 267828), (88, 243480), (96, 223190), (110, 194784), (120, 178552), (132, 162320), (160, 133914), (165, 129856), (176, 121740), (192, 111595), (220, 97392), (240, 89276), (264, 81160), (320, 66957), (330, 64928), (352, 60870), (440, 48696), (480, 44638), (528, 40580), (660, 32464), (704, 30435), (880, 24348), (960, 22319), (1056, 20290), (1320, 16232), (1760, 12174), (2029, 10560), (2112, 10145), (2640, 8116), (3520, 6087), (4058, 5280)]