21832812

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^2\times {\mathrm{443}}^1$

素因数の和:527

約数の個数: 54

約数和(自身を含む): 56848428

約数和(自身を除く): 35015616

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 443, 444, 666, 886, 1329, 1332, 1369, 1772, 2658, 2738, 3987, 4107, 5316, 5476, 7974, 8214, 12321, 15948, 16391, 16428, 24642, 32782, 49173, 49284, 65564, 98346, 147519, 196692, 295038, 590076, 606467, 1212934, 1819401, 2425868, 3638802, 5458203, 7277604, 10916406, 21832812]

約数ペア:

[(1, 21832812), (2, 10916406), (3, 7277604), (4, 5458203), (6, 3638802), (9, 2425868), (12, 1819401), (18, 1212934), (36, 606467), (37, 590076), (74, 295038), (111, 196692), (148, 147519), (222, 98346), (333, 65564), (443, 49284), (444, 49173), (666, 32782), (886, 24642), (1329, 16428), (1332, 16391), (1369, 15948), (1772, 12321), (2658, 8214), (2738, 7974), (3987, 5476), (4107, 5316)]