21585954747

素因数分解:

$3^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{1383449}}^1$

素因数の和:1384202

約数の個数: 16

約数和(自身を含む): 32937177600

約数和(自身を除く): 11351222853

約数列:

[1, 3, 7, 21, 743, 2229, 5201, 15603, 1383449, 4150347, 9684143, 29052429, 1027902607, 3083707821, 7195318249, 21585954747]

約数ペア:

[(1, 21585954747), (3, 7195318249), (7, 3083707821), (21, 1027902607), (743, 29052429), (2229, 9684143), (5201, 4150347), (15603, 1383449)]