21160672

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{50867}}^1$

素因数の和:50890

約数の個数: 24

約数和(自身を含む): 44865576

約数和(自身を除く): 23704904

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 50867, 101734, 203468, 406936, 661271, 813872, 1322542, 1627744, 2645084, 5290168, 10580336, 21160672]

約数ペア:

[(1, 21160672), (2, 10580336), (4, 5290168), (8, 2645084), (13, 1627744), (16, 1322542), (26, 813872), (32, 661271), (52, 406936), (104, 203468), (208, 101734), (416, 50867)]