21607366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 36484992

約数和(自身を除く): 14877626

約数列:

[1, 2, 11, 22, 67, 107, 134, 137, 214, 274, 737, 1177, 1474, 1507, 2354, 3014, 7169, 9179, 14338, 14659, 18358, 29318, 78859, 100969, 157718, 161249, 201938, 322498, 982153, 1964306, 10803683, 21607366]

約数ペア:

[(1, 21607366), (2, 10803683), (11, 1964306), (22, 982153), (67, 322498), (107, 201938), (134, 161249), (137, 157718), (214, 100969), (274, 78859), (737, 29318), (1177, 18358), (1474, 14659), (1507, 14338), (2354, 9179), (3014, 7169)]