21398713522

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1\times {\mathrm{518807}}^1$

素因数の和:519353

約数の個数: 16

約数和(自身を含む): 32946383232

約数和(自身を除く): 11547669710

約数列:

[1, 2, 41, 82, 503, 1006, 20623, 41246, 518807, 1037614, 21271087, 42542174, 260959921, 521919842, 10699356761, 21398713522]

約数ペア:

[(1, 21398713522), (2, 10699356761), (41, 521919842), (82, 260959921), (503, 42542174), (1006, 21271087), (20623, 1037614), (41246, 518807)]