21809904

素因数分解:

$2^4\times 3^1\times {\mathrm{113}}^1\times {\mathrm{4021}}^1$

素因数の和:4145

約数の個数: 40

約数和(自身を含む): 56854992

約数和(自身を除く): 35045088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 113, 226, 339, 452, 678, 904, 1356, 1808, 2712, 4021, 5424, 8042, 12063, 16084, 24126, 32168, 48252, 64336, 96504, 193008, 454373, 908746, 1363119, 1817492, 2726238, 3634984, 5452476, 7269968, 10904952, 21809904]

約数ペア:

[(1, 21809904), (2, 10904952), (3, 7269968), (4, 5452476), (6, 3634984), (8, 2726238), (12, 1817492), (16, 1363119), (24, 908746), (48, 454373), (113, 193008), (226, 96504), (339, 64336), (452, 48252), (678, 32168), (904, 24126), (1356, 16084), (1808, 12063), (2712, 8042), (4021, 5424)]