21778272

素因数分解:

$2^5\times 3^2\times {\mathrm{75619}}^1$

素因数の和:75635

約数の個数: 36

約数和(自身を含む): 61932780

約数和(自身を除く): 40154508

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 75619, 151238, 226857, 302476, 453714, 604952, 680571, 907428, 1209904, 1361142, 1814856, 2419808, 2722284, 3629712, 5444568, 7259424, 10889136, 21778272]

約数ペア:

[(1, 21778272), (2, 10889136), (3, 7259424), (4, 5444568), (6, 3629712), (8, 2722284), (9, 2419808), (12, 1814856), (16, 1361142), (18, 1209904), (24, 907428), (32, 680571), (36, 604952), (48, 453714), (72, 302476), (96, 226857), (144, 151238), (288, 75619)]