21397776

素因数分解:

$2^4\times 3^1\times {\mathrm{461}}^1\times {\mathrm{967}}^1$

素因数の和:1439

約数の個数: 40

約数和(自身を含む): 55454784

約数和(自身を除く): 34057008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 461, 922, 967, 1383, 1844, 1934, 2766, 2901, 3688, 3868, 5532, 5802, 7376, 7736, 11064, 11604, 15472, 22128, 23208, 46416, 445787, 891574, 1337361, 1783148, 2674722, 3566296, 5349444, 7132592, 10698888, 21397776]

約数ペア:

[(1, 21397776), (2, 10698888), (3, 7132592), (4, 5349444), (6, 3566296), (8, 2674722), (12, 1783148), (16, 1337361), (24, 891574), (48, 445787), (461, 46416), (922, 23208), (967, 22128), (1383, 15472), (1844, 11604), (1934, 11064), (2766, 7736), (2901, 7376), (3688, 5802), (3868, 5532)]