21106841

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 24893568

約数和(自身を除く): 3786727

約数列:

[1, 7, 41, 251, 287, 293, 1757, 2051, 10291, 12013, 72037, 73543, 84091, 514801, 3015263, 21106841]

約数ペア:

[(1, 21106841), (7, 3015263), (41, 514801), (251, 84091), (287, 73543), (293, 72037), (1757, 12013), (2051, 10291)]