21597736

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1097}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 42690240

約数和(自身を除く): 21092504

約数列:

[1, 2, 4, 8, 23, 46, 92, 107, 184, 214, 428, 856, 1097, 2194, 2461, 4388, 4922, 8776, 9844, 19688, 25231, 50462, 100924, 117379, 201848, 234758, 469516, 939032, 2699717, 5399434, 10798868, 21597736]

約数ペア:

[(1, 21597736), (2, 10798868), (4, 5399434), (8, 2699717), (23, 939032), (46, 469516), (92, 234758), (107, 201848), (184, 117379), (214, 100924), (428, 50462), (856, 25231), (1097, 19688), (2194, 9844), (2461, 8776), (4388, 4922)]