21249206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{739}}^1\times {\mathrm{1307}}^1$

素因数の和:2059

約数の個数: 16

約数和(自身を含む): 34845120

約数和(自身を除く): 13595914

約数列:

[1, 2, 11, 22, 739, 1307, 1478, 2614, 8129, 14377, 16258, 28754, 965873, 1931746, 10624603, 21249206]

約数ペア:

[(1, 21249206), (2, 10624603), (11, 1931746), (22, 965873), (739, 28754), (1307, 16258), (1478, 14377), (2614, 8129)]