21490168305

素因数分解:

$3^1\times 5^1\times {\mathrm{4373}}^1\times {\mathrm{327619}}^1$

素因数の和:332000

約数の個数: 16

約数和(自身を含む): 34392237120

約数和(自身を除く): 12902068815

約数列:

[1, 3, 5, 15, 4373, 13119, 21865, 65595, 327619, 982857, 1638095, 4914285, 1432677887, 4298033661, 7163389435, 21490168305]

約数ペア:

[(1, 21490168305), (3, 7163389435), (5, 4298033661), (15, 1432677887), (4373, 4914285), (13119, 1638095), (21865, 982857), (65595, 327619)]