21598192

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 53425152

約数和(自身を除く): 31826960

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 47, 56, 77, 88, 94, 112, 154, 176, 188, 308, 329, 373, 376, 517, 616, 658, 746, 752, 1034, 1232, 1316, 1492, 2068, 2611, 2632, 2984, 3619, 4103, 4136, 5222, 5264, 5968, 7238, 8206, 8272, 10444, 14476, 16412, 17531, 20888, 28721, 28952, 32824, 35062, 41776, 57442, 57904, 65648, 70124, 114884, 122717, 140248, 192841, 229768, 245434, 280496, 385682, 459536, 490868, 771364, 981736, 1349887, 1542728, 1963472, 2699774, 3085456, 5399548, 10799096, 21598192]

約数ペア:

[(1, 21598192), (2, 10799096), (4, 5399548), (7, 3085456), (8, 2699774), (11, 1963472), (14, 1542728), (16, 1349887), (22, 981736), (28, 771364), (44, 490868), (47, 459536), (56, 385682), (77, 280496), (88, 245434), (94, 229768), (112, 192841), (154, 140248), (176, 122717), (188, 114884), (308, 70124), (329, 65648), (373, 57904), (376, 57442), (517, 41776), (616, 35062), (658, 32824), (746, 28952), (752, 28721), (1034, 20888), (1232, 17531), (1316, 16412), (1492, 14476), (2068, 10444), (2611, 8272), (2632, 8206), (2984, 7238), (3619, 5968), (4103, 5264), (4136, 5222)]