21142704

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1741}}^1$

素因数の和:1786

約数の個数: 80

約数和(自身を含む): 62210304

約数和(自身を除く): 41067600

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 33, 44, 46, 48, 66, 69, 88, 92, 132, 138, 176, 184, 253, 264, 276, 368, 506, 528, 552, 759, 1012, 1104, 1518, 1741, 2024, 3036, 3482, 4048, 5223, 6072, 6964, 10446, 12144, 13928, 19151, 20892, 27856, 38302, 40043, 41784, 57453, 76604, 80086, 83568, 114906, 120129, 153208, 160172, 229812, 240258, 306416, 320344, 440473, 459624, 480516, 640688, 880946, 919248, 961032, 1321419, 1761892, 1922064, 2642838, 3523784, 5285676, 7047568, 10571352, 21142704]

約数ペア:

[(1, 21142704), (2, 10571352), (3, 7047568), (4, 5285676), (6, 3523784), (8, 2642838), (11, 1922064), (12, 1761892), (16, 1321419), (22, 961032), (23, 919248), (24, 880946), (33, 640688), (44, 480516), (46, 459624), (48, 440473), (66, 320344), (69, 306416), (88, 240258), (92, 229812), (132, 160172), (138, 153208), (176, 120129), (184, 114906), (253, 83568), (264, 80086), (276, 76604), (368, 57453), (506, 41784), (528, 40043), (552, 38302), (759, 27856), (1012, 20892), (1104, 19151), (1518, 13928), (1741, 12144), (2024, 10446), (3036, 6964), (3482, 6072), (4048, 5223)]