21017632

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{9803}}^1$

素因数の和:9880

約数の個数: 24

約数和(自身を含む): 42000336

約数和(自身を除く): 20982704

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 9803, 19606, 39212, 78424, 156848, 313696, 656801, 1313602, 2627204, 5254408, 10508816, 21017632]

約数ペア:

[(1, 21017632), (2, 10508816), (4, 5254408), (8, 2627204), (16, 1313602), (32, 656801), (67, 313696), (134, 156848), (268, 78424), (536, 39212), (1072, 19606), (2144, 9803)]