21482032

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 50309280

約数和(自身を除く): 28827248

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 41, 44, 52, 82, 88, 104, 143, 164, 176, 208, 229, 286, 328, 451, 458, 533, 572, 656, 902, 916, 1066, 1144, 1804, 1832, 2132, 2288, 2519, 2977, 3608, 3664, 4264, 5038, 5863, 5954, 7216, 8528, 9389, 10076, 11726, 11908, 18778, 20152, 23452, 23816, 32747, 37556, 40304, 46904, 47632, 65494, 75112, 93808, 103279, 122057, 130988, 150224, 206558, 244114, 261976, 413116, 488228, 523952, 826232, 976456, 1342627, 1652464, 1952912, 2685254, 5370508, 10741016, 21482032]

約数ペア:

[(1, 21482032), (2, 10741016), (4, 5370508), (8, 2685254), (11, 1952912), (13, 1652464), (16, 1342627), (22, 976456), (26, 826232), (41, 523952), (44, 488228), (52, 413116), (82, 261976), (88, 244114), (104, 206558), (143, 150224), (164, 130988), (176, 122057), (208, 103279), (229, 93808), (286, 75112), (328, 65494), (451, 47632), (458, 46904), (533, 40304), (572, 37556), (656, 32747), (902, 23816), (916, 23452), (1066, 20152), (1144, 18778), (1804, 11908), (1832, 11726), (2132, 10076), (2288, 9389), (2519, 8528), (2977, 7216), (3608, 5954), (3664, 5863), (4264, 5038)]