21741968

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{14009}}^1$

素因数の和:14114

約数の個数: 20

約数和(自身を含む): 42562380

約数和(自身を除く): 20820412

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 14009, 28018, 56036, 112072, 224144, 1358873, 2717746, 5435492, 10870984, 21741968]

約数ペア:

[(1, 21741968), (2, 10870984), (4, 5435492), (8, 2717746), (16, 1358873), (97, 224144), (194, 112072), (388, 56036), (776, 28018), (1552, 14009)]