21656294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 37380096

約数和(自身を除く): 15723802

約数列:

[1, 2, 11, 22, 23, 46, 127, 253, 254, 337, 506, 674, 1397, 2794, 2921, 3707, 5842, 7414, 7751, 15502, 32131, 42799, 64262, 85261, 85598, 170522, 470789, 941578, 984377, 1968754, 10828147, 21656294]

約数ペア:

[(1, 21656294), (2, 10828147), (11, 1968754), (22, 984377), (23, 941578), (46, 470789), (127, 170522), (253, 85598), (254, 85261), (337, 64262), (506, 42799), (674, 32131), (1397, 15502), (2794, 7751), (2921, 7414), (3707, 5842)]