21167773342

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1\times {\mathrm{256163}}^1$

素因数の和:256767

約数の個数: 16

約数和(自身を含む): 32215184640

約数和(自身を除く): 11047411298

約数列:

[1, 2, 79, 158, 523, 1046, 41317, 82634, 256163, 512326, 20236877, 40473754, 133973249, 267946498, 10583886671, 21167773342]

約数ペア:

[(1, 21167773342), (2, 10583886671), (79, 267946498), (158, 133973249), (523, 40473754), (1046, 20236877), (41317, 512326), (82634, 256163)]