21328095

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{463}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 35546112

約数和(自身を除く): 14218017

約数列:

[1, 3, 5, 15, 37, 83, 111, 185, 249, 415, 463, 555, 1245, 1389, 2315, 3071, 6945, 9213, 15355, 17131, 38429, 46065, 51393, 85655, 115287, 192145, 256965, 576435, 1421873, 4265619, 7109365, 21328095]

約数ペア:

[(1, 21328095), (3, 7109365), (5, 4265619), (15, 1421873), (37, 576435), (83, 256965), (111, 192145), (185, 115287), (249, 85655), (415, 51393), (463, 46065), (555, 38429), (1245, 17131), (1389, 15355), (2315, 9213), (3071, 6945)]