21241528

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34483}}^1$

素因数の和:34507

約数の個数: 32

約数和(自身を含む): 49656960

約数和(自身を除く): 28415432

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34483, 68966, 137932, 241381, 275864, 379313, 482762, 758626, 965524, 1517252, 1931048, 2655191, 3034504, 5310382, 10620764, 21241528]

約数ペア:

[(1, 21241528), (2, 10620764), (4, 5310382), (7, 3034504), (8, 2655191), (11, 1931048), (14, 1517252), (22, 965524), (28, 758626), (44, 482762), (56, 379313), (77, 275864), (88, 241381), (154, 137932), (308, 68966), (616, 34483)]