2021870891873

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{5857}}^1\times {\mathrm{136607}}^1$

素因数の和:142509

約数の個数: 24

約数和(自身を含む): 2439160975872

約数和(自身を除く): 417290083999

約数列:

[1, 7, 19, 133, 361, 2527, 5857, 40999, 111283, 136607, 778981, 956249, 2114377, 2595533, 14800639, 18168731, 49315127, 345205889, 800107199, 5600750393, 15202036781, 106414257467, 288838698839, 2021870891873]

約数ペア:

[(1, 2021870891873), (7, 288838698839), (19, 106414257467), (133, 15202036781), (361, 5600750393), (2527, 800107199), (5857, 345205889), (40999, 49315127), (111283, 18168731), (136607, 14800639), (778981, 2595533), (956249, 2114377)]