21003192

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:530

約数の個数: 128

約数和(自身を含む): 69120000

約数和(自身を除く): 48116808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 72, 84, 87, 108, 116, 126, 168, 174, 189, 203, 216, 232, 252, 261, 348, 378, 406, 479, 504, 522, 609, 696, 756, 783, 812, 958, 1044, 1218, 1437, 1512, 1566, 1624, 1827, 1916, 2088, 2436, 2874, 3132, 3353, 3654, 3832, 4311, 4872, 5481, 5748, 6264, 6706, 7308, 8622, 10059, 10962, 11496, 12933, 13412, 13891, 14616, 17244, 20118, 21924, 25866, 26824, 27782, 30177, 34488, 40236, 41673, 43848, 51732, 55564, 60354, 80472, 83346, 90531, 97237, 103464, 111128, 120708, 125019, 166692, 181062, 194474, 241416, 250038, 291711, 333384, 362124, 375057, 388948, 500076, 583422, 724248, 750114, 777896, 875133, 1000152, 1166844, 1500228, 1750266, 2333688, 2625399, 3000456, 3500532, 5250798, 7001064, 10501596, 21003192]

約数ペア:

[(1, 21003192), (2, 10501596), (3, 7001064), (4, 5250798), (6, 3500532), (7, 3000456), (8, 2625399), (9, 2333688), (12, 1750266), (14, 1500228), (18, 1166844), (21, 1000152), (24, 875133), (27, 777896), (28, 750114), (29, 724248), (36, 583422), (42, 500076), (54, 388948), (56, 375057), (58, 362124), (63, 333384), (72, 291711), (84, 250038), (87, 241416), (108, 194474), (116, 181062), (126, 166692), (168, 125019), (174, 120708), (189, 111128), (203, 103464), (216, 97237), (232, 90531), (252, 83346), (261, 80472), (348, 60354), (378, 55564), (406, 51732), (479, 43848), (504, 41673), (522, 40236), (609, 34488), (696, 30177), (756, 27782), (783, 26824), (812, 25866), (958, 21924), (1044, 20118), (1218, 17244), (1437, 14616), (1512, 13891), (1566, 13412), (1624, 12933), (1827, 11496), (1916, 10962), (2088, 10059), (2436, 8622), (2874, 7308), (3132, 6706), (3353, 6264), (3654, 5748), (3832, 5481), (4311, 4872)]