21439272

素因数分解:

$2^3\times 3^1\times {\mathrm{379}}^1\times {\mathrm{2357}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 53762400

約数和(自身を除く): 32323128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 379, 758, 1137, 1516, 2274, 2357, 3032, 4548, 4714, 7071, 9096, 9428, 14142, 18856, 28284, 56568, 893303, 1786606, 2679909, 3573212, 5359818, 7146424, 10719636, 21439272]

約数ペア:

[(1, 21439272), (2, 10719636), (3, 7146424), (4, 5359818), (6, 3573212), (8, 2679909), (12, 1786606), (24, 893303), (379, 56568), (758, 28284), (1137, 18856), (1516, 14142), (2274, 9428), (2357, 9096), (3032, 7071), (4548, 4714)]