21445085824

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{33091}}^1$

素因数の和:33249

約数の個数: 64

約数和(自身を含む): 43947499680

約数和(自身を除く): 22502413856

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 83, 122, 128, 166, 244, 332, 488, 664, 976, 1328, 1952, 2656, 3904, 5063, 5312, 7808, 10126, 10624, 20252, 33091, 40504, 66182, 81008, 132364, 162016, 264728, 324032, 529456, 648064, 1058912, 2018551, 2117824, 2746553, 4037102, 4235648, 5493106, 8074204, 10986212, 16148408, 21972424, 32296816, 43944848, 64593632, 87889696, 129187264, 167539733, 175779392, 258374528, 335079466, 351558784, 670158932, 1340317864, 2680635728, 5361271456, 10722542912, 21445085824]

約数ペア:

[(1, 21445085824), (2, 10722542912), (4, 5361271456), (8, 2680635728), (16, 1340317864), (32, 670158932), (61, 351558784), (64, 335079466), (83, 258374528), (122, 175779392), (128, 167539733), (166, 129187264), (244, 87889696), (332, 64593632), (488, 43944848), (664, 32296816), (976, 21972424), (1328, 16148408), (1952, 10986212), (2656, 8074204), (3904, 5493106), (5063, 4235648), (5312, 4037102), (7808, 2746553), (10126, 2117824), (10624, 2018551), (20252, 1058912), (33091, 648064), (40504, 529456), (66182, 324032), (81008, 264728), (132364, 162016)]