21899494

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{5039}}^1$

素因数の和:5135

約数の個数: 16

約数和(自身を含む): 34292160

約数和(自身を除く): 12392666

約数列:

[1, 2, 41, 53, 82, 106, 2173, 4346, 5039, 10078, 206599, 267067, 413198, 534134, 10949747, 21899494]

約数ペア:

[(1, 21899494), (2, 10949747), (41, 534134), (53, 413198), (82, 267067), (106, 206599), (2173, 10078), (4346, 5039)]