2100054747

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1639387}}^1$

素因数の和:1639458

約数の個数: 16

約数和(自身を含む): 3252545792

約数和(自身を除く): 1152491045

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 1639387, 4918161, 11475709, 34427127, 100002607, 300007821, 700018249, 2100054747]

約数ペア:

[(1, 2100054747), (3, 700018249), (7, 300007821), (21, 100002607), (61, 34427127), (183, 11475709), (427, 4918161), (1281, 1639387)]