21168512

素因数分解:

$2^7\times {\mathrm{165379}}^1$

素因数の和:165393

約数の個数: 16

約数和(自身を含む): 42171900

約数和(自身を除く): 21003388

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 165379, 330758, 661516, 1323032, 2646064, 5292128, 10584256, 21168512]

約数ペア:

[(1, 21168512), (2, 10584256), (4, 5292128), (8, 2646064), (16, 1323032), (32, 661516), (64, 330758), (128, 165379)]