21346395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{773}}^1$

素因数の和:1051

約数の個数: 32

約数和(自身を含む): 39232512

約数和(自身を除く): 17886117

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 263, 773, 789, 1315, 1841, 2319, 3865, 3945, 5411, 5523, 9205, 11595, 16233, 27055, 27615, 81165, 203299, 609897, 1016495, 1423093, 3049485, 4269279, 7115465, 21346395]

約数ペア:

[(1, 21346395), (3, 7115465), (5, 4269279), (7, 3049485), (15, 1423093), (21, 1016495), (35, 609897), (105, 203299), (263, 81165), (773, 27615), (789, 27055), (1315, 16233), (1841, 11595), (2319, 9205), (3865, 5523), (3945, 5411)]