211314138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{19577}}^1$

素因数の和:19846

約数の個数: 32

約数和(自身を含む): 484907904

約数和(自身を除く): 273593766

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 1542, 1799, 3598, 5397, 10794, 19577, 39154, 58731, 117462, 137039, 274078, 411117, 822234, 5031289, 10062578, 15093867, 30187734, 35219023, 70438046, 105657069, 211314138]

約数ペア:

[(1, 211314138), (2, 105657069), (3, 70438046), (6, 35219023), (7, 30187734), (14, 15093867), (21, 10062578), (42, 5031289), (257, 822234), (514, 411117), (771, 274078), (1542, 137039), (1799, 117462), (3598, 58731), (5397, 39154), (10794, 19577)]