21527058

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7219}}^1$

素因数の和:7302

約数の個数: 32

約数和(自身を含む): 49904640

約数和(自身を除く): 28377582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 7219, 14438, 21657, 43314, 50533, 101066, 151599, 303198, 512549, 1025098, 1537647, 3075294, 3587843, 7175686, 10763529, 21527058]

約数ペア:

[(1, 21527058), (2, 10763529), (3, 7175686), (6, 3587843), (7, 3075294), (14, 1537647), (21, 1025098), (42, 512549), (71, 303198), (142, 151599), (213, 101066), (426, 50533), (497, 43314), (994, 21657), (1491, 14438), (2982, 7219)]