21272544

素因数分解:

$2^5\times 3^4\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:334

約数の個数: 120

約数和(自身を含む): 64947960

約数和(自身を除く): 43675416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 72, 81, 87, 96, 108, 116, 144, 162, 174, 216, 232, 261, 283, 288, 324, 348, 432, 464, 522, 566, 648, 696, 783, 849, 864, 928, 1044, 1132, 1296, 1392, 1566, 1698, 2088, 2264, 2349, 2547, 2592, 2784, 3132, 3396, 4176, 4528, 4698, 5094, 6264, 6792, 7641, 8207, 8352, 9056, 9396, 10188, 12528, 13584, 15282, 16414, 18792, 20376, 22923, 24621, 25056, 27168, 30564, 32828, 37584, 40752, 45846, 49242, 61128, 65656, 73863, 75168, 81504, 91692, 98484, 122256, 131312, 147726, 183384, 196968, 221589, 244512, 262624, 295452, 366768, 393936, 443178, 590904, 664767, 733536, 787872, 886356, 1181808, 1329534, 1772712, 2363616, 2659068, 3545424, 5318136, 7090848, 10636272, 21272544]

約数ペア:

[(1, 21272544), (2, 10636272), (3, 7090848), (4, 5318136), (6, 3545424), (8, 2659068), (9, 2363616), (12, 1772712), (16, 1329534), (18, 1181808), (24, 886356), (27, 787872), (29, 733536), (32, 664767), (36, 590904), (48, 443178), (54, 393936), (58, 366768), (72, 295452), (81, 262624), (87, 244512), (96, 221589), (108, 196968), (116, 183384), (144, 147726), (162, 131312), (174, 122256), (216, 98484), (232, 91692), (261, 81504), (283, 75168), (288, 73863), (324, 65656), (348, 61128), (432, 49242), (464, 45846), (522, 40752), (566, 37584), (648, 32828), (696, 30564), (783, 27168), (849, 25056), (864, 24621), (928, 22923), (1044, 20376), (1132, 18792), (1296, 16414), (1392, 15282), (1566, 13584), (1698, 12528), (2088, 10188), (2264, 9396), (2349, 9056), (2547, 8352), (2592, 8207), (2784, 7641), (3132, 6792), (3396, 6264), (4176, 5094), (4528, 4698)]