21904976

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2777}}^1$

素因数の和:2831

約数の個数: 40

約数和(自身を含む): 46503720

約数和(自身を除く): 24598744

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2777, 3944, 5554, 7888, 11108, 22216, 44432, 47209, 80533, 94418, 161066, 188836, 322132, 377672, 644264, 755344, 1288528, 1369061, 2738122, 5476244, 10952488, 21904976]

約数ペア:

[(1, 21904976), (2, 10952488), (4, 5476244), (8, 2738122), (16, 1369061), (17, 1288528), (29, 755344), (34, 644264), (58, 377672), (68, 322132), (116, 188836), (136, 161066), (232, 94418), (272, 80533), (464, 47209), (493, 44432), (986, 22216), (1972, 11108), (2777, 7888), (3944, 5554)]