21841304

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{38453}}^1$

素因数の和:38530

約数の個数: 16

約数和(自身を含む): 41530320

約数和(自身を除く): 19689016

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 38453, 76906, 153812, 307624, 2730163, 5460326, 10920652, 21841304]

約数ペア:

[(1, 21841304), (2, 10920652), (4, 5460326), (8, 2730163), (71, 307624), (142, 153812), (284, 76906), (568, 38453)]