21304850692

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1\times {\mathrm{3557}}^1$

素因数の和:4060

約数の個数: 48

約数和(自身を含む): 38662081920

約数和(自身を除く): 17357231228

約数列:

[1, 2, 4, 43, 86, 97, 172, 194, 359, 388, 718, 1436, 3557, 4171, 7114, 8342, 14228, 15437, 16684, 30874, 34823, 61748, 69646, 139292, 152951, 305902, 345029, 611804, 690058, 1276963, 1380116, 1497389, 2553926, 2994778, 5107852, 5989556, 14836247, 29672494, 54909409, 59344988, 109818818, 123865411, 219637636, 247730822, 495461644, 5326212673, 10652425346, 21304850692]

約数ペア:

[(1, 21304850692), (2, 10652425346), (4, 5326212673), (43, 495461644), (86, 247730822), (97, 219637636), (172, 123865411), (194, 109818818), (359, 59344988), (388, 54909409), (718, 29672494), (1436, 14836247), (3557, 5989556), (4171, 5107852), (7114, 2994778), (8342, 2553926), (14228, 1497389), (15437, 1380116), (16684, 1276963), (30874, 690058), (34823, 611804), (61748, 345029), (69646, 305902), (139292, 152951)]