21307032

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{2129}}^1$

素因数の和:2280

約数の個数: 48

約数和(自身を含む): 58149000

約数和(自身を除く): 36841968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1251, 1668, 2129, 2502, 3336, 4258, 5004, 6387, 8516, 10008, 12774, 17032, 19161, 25548, 38322, 51096, 76644, 153288, 295931, 591862, 887793, 1183724, 1775586, 2367448, 2663379, 3551172, 5326758, 7102344, 10653516, 21307032]

約数ペア:

[(1, 21307032), (2, 10653516), (3, 7102344), (4, 5326758), (6, 3551172), (8, 2663379), (9, 2367448), (12, 1775586), (18, 1183724), (24, 887793), (36, 591862), (72, 295931), (139, 153288), (278, 76644), (417, 51096), (556, 38322), (834, 25548), (1112, 19161), (1251, 17032), (1668, 12774), (2129, 10008), (2502, 8516), (3336, 6387), (4258, 5004)]