21610554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7247}}^1$

素因数の和:7330

約数の個数: 32

約数和(自身を含む): 50098176

約数和(自身を除く): 28487622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 7247, 14494, 21741, 43482, 50729, 101458, 152187, 304374, 514537, 1029074, 1543611, 3087222, 3601759, 7203518, 10805277, 21610554]

約数ペア:

[(1, 21610554), (2, 10805277), (3, 7203518), (6, 3601759), (7, 3087222), (14, 1543611), (21, 1029074), (42, 514537), (71, 304374), (142, 152187), (213, 101458), (426, 50729), (497, 43482), (994, 21741), (1491, 14494), (2982, 7247)]