21147072

素因数分解:

$2^6\times 3^1\times {\mathrm{83}}^1\times {\mathrm{1327}}^1$

素因数の和:1425

約数の個数: 56

約数和(自身を含む): 56668416

約数和(自身を除く): 35521344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 166, 192, 249, 332, 498, 664, 996, 1327, 1328, 1992, 2654, 2656, 3981, 3984, 5308, 5312, 7962, 7968, 10616, 15924, 15936, 21232, 31848, 42464, 63696, 84928, 110141, 127392, 220282, 254784, 330423, 440564, 660846, 881128, 1321692, 1762256, 2643384, 3524512, 5286768, 7049024, 10573536, 21147072]

約数ペア:

[(1, 21147072), (2, 10573536), (3, 7049024), (4, 5286768), (6, 3524512), (8, 2643384), (12, 1762256), (16, 1321692), (24, 881128), (32, 660846), (48, 440564), (64, 330423), (83, 254784), (96, 220282), (166, 127392), (192, 110141), (249, 84928), (332, 63696), (498, 42464), (664, 31848), (996, 21232), (1327, 15936), (1328, 15924), (1992, 10616), (2654, 7968), (2656, 7962), (3981, 5312), (3984, 5308)]