21360655708

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{12930179}}^1$

素因数の和:12930249

約数の個数: 24

約数和(自身を含む): 43445404800

約数和(自身を除く): 22084749092

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 12930179, 25860358, 51720716, 90511253, 181022506, 362045012, 762880561, 1525761122, 3051522244, 5340163927, 10680327854, 21360655708]

約数ペア:

[(1, 21360655708), (2, 10680327854), (4, 5340163927), (7, 3051522244), (14, 1525761122), (28, 762880561), (59, 362045012), (118, 181022506), (236, 90511253), (413, 51720716), (826, 25860358), (1652, 12930179)]