21225622

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 40435200

約数和(自身を除く): 19209578

約数列:

[1, 2, 11, 17, 19, 22, 29, 34, 38, 58, 103, 187, 206, 209, 319, 323, 374, 418, 493, 551, 638, 646, 986, 1102, 1133, 1751, 1957, 2266, 2987, 3502, 3553, 3914, 5423, 5974, 6061, 7106, 9367, 10846, 12122, 18734, 19261, 21527, 32857, 33269, 38522, 43054, 50779, 56753, 65714, 66538, 101558, 103037, 113506, 206074, 365959, 558569, 624283, 731918, 964801, 1117138, 1248566, 1929602, 10612811, 21225622]

約数ペア:

[(1, 21225622), (2, 10612811), (11, 1929602), (17, 1248566), (19, 1117138), (22, 964801), (29, 731918), (34, 624283), (38, 558569), (58, 365959), (103, 206074), (187, 113506), (206, 103037), (209, 101558), (319, 66538), (323, 65714), (374, 56753), (418, 50779), (493, 43054), (551, 38522), (638, 33269), (646, 32857), (986, 21527), (1102, 19261), (1133, 18734), (1751, 12122), (1957, 10846), (2266, 9367), (2987, 7106), (3502, 6061), (3553, 5974), (3914, 5423)]