21474110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2207}}^1$

素因数の和:2360

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 23039170

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 2207, 4414, 4865, 9730, 11035, 15449, 22070, 30898, 77245, 154490, 306773, 613546, 1533865, 2147411, 3067730, 4294822, 10737055, 21474110]

約数ペア:

[(1, 21474110), (2, 10737055), (5, 4294822), (7, 3067730), (10, 2147411), (14, 1533865), (35, 613546), (70, 306773), (139, 154490), (278, 77245), (695, 30898), (973, 22070), (1390, 15449), (1946, 11035), (2207, 9730), (4414, 4865)]