21570297904

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{451337}}^1$

素因数の和:451477

約数の個数: 40

約数和(自身を含む): 43653411360

約数和(自身を除く): 22083113456

約数列:

[1, 2, 4, 8, 16, 29, 58, 103, 116, 206, 232, 412, 464, 824, 1648, 2987, 5974, 11948, 23896, 47792, 451337, 902674, 1805348, 3610696, 7221392, 13088773, 26177546, 46487711, 52355092, 92975422, 104710184, 185950844, 209420368, 371901688, 743803376, 1348143619, 2696287238, 5392574476, 10785148952, 21570297904]

約数ペア:

[(1, 21570297904), (2, 10785148952), (4, 5392574476), (8, 2696287238), (16, 1348143619), (29, 743803376), (58, 371901688), (103, 209420368), (116, 185950844), (206, 104710184), (232, 92975422), (412, 52355092), (464, 46487711), (824, 26177546), (1648, 13088773), (2987, 7221392), (5974, 3610696), (11948, 1805348), (23896, 902674), (47792, 451337)]