21337162

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 40118400

約数和(自身を除く): 18781238

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 349, 397, 698, 794, 2443, 2779, 3839, 4367, 4886, 5558, 7678, 8734, 26873, 30569, 53746, 61138, 138553, 277106, 969871, 1524083, 1939742, 3048166, 10668581, 21337162]

約数ペア:

[(1, 21337162), (2, 10668581), (7, 3048166), (11, 1939742), (14, 1524083), (22, 969871), (77, 277106), (154, 138553), (349, 61138), (397, 53746), (698, 30569), (794, 26873), (2443, 8734), (2779, 7678), (3839, 5558), (4367, 4886)]