20211494884

素因数分解:

$2^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1\times {\mathrm{11933}}^1$

素因数の和:12436

約数の個数: 48

約数和(自身を含む): 40755851136

約数和(自身を除く): 20544356252

約数列:

[1, 2, 4, 7, 14, 28, 241, 251, 482, 502, 964, 1004, 1687, 1757, 3374, 3514, 6748, 7028, 11933, 23866, 47732, 60491, 83531, 120982, 167062, 241964, 334124, 423437, 846874, 1693748, 2875853, 2995183, 5751706, 5990366, 11503412, 11980732, 20130971, 20966281, 40261942, 41932562, 80523884, 83865124, 721839103, 1443678206, 2887356412, 5052873721, 10105747442, 20211494884]

約数ペア:

[(1, 20211494884), (2, 10105747442), (4, 5052873721), (7, 2887356412), (14, 1443678206), (28, 721839103), (241, 83865124), (251, 80523884), (482, 41932562), (502, 40261942), (964, 20966281), (1004, 20130971), (1687, 11980732), (1757, 11503412), (3374, 5990366), (3514, 5751706), (6748, 2995183), (7028, 2875853), (11933, 1693748), (23866, 846874), (47732, 423437), (60491, 334124), (83531, 241964), (120982, 167062)]