21720876

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{95267}}^1$

素因数の和:95293

約数の個数: 24

約数和(自身を含む): 53350080

約数和(自身を除く): 31629204

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 95267, 190534, 285801, 381068, 571602, 1143204, 1810073, 3620146, 5430219, 7240292, 10860438, 21720876]

約数ペア:

[(1, 21720876), (2, 10860438), (3, 7240292), (4, 5430219), (6, 3620146), (12, 1810073), (19, 1143204), (38, 571602), (57, 381068), (76, 285801), (114, 190534), (228, 95267)]