21758506

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6143}}^1$

素因数の和:6186

約数の個数: 32

約数和(自身を含む): 42467328

約数和(自身を除く): 20708822

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 6143, 12286, 43001, 67573, 86002, 135146, 141289, 282578, 473011, 946022, 989023, 1554179, 1978046, 3108358, 10879253, 21758506]

約数ペア:

[(1, 21758506), (2, 10879253), (7, 3108358), (11, 1978046), (14, 1554179), (22, 989023), (23, 946022), (46, 473011), (77, 282578), (154, 141289), (161, 135146), (253, 86002), (322, 67573), (506, 43001), (1771, 12286), (3542, 6143)]