21616238

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49807}}^1$

素因数の和:49847

約数の個数: 16

約数和(自身を含む): 38252544

約数和(自身を除く): 16636306

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 49807, 99614, 348649, 697298, 1544017, 3088034, 10808119, 21616238]

約数ペア:

[(1, 21616238), (2, 10808119), (7, 3088034), (14, 1544017), (31, 697298), (62, 348649), (217, 99614), (434, 49807)]