21660876

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{6203}}^1$

素因数の和:6310

約数の個数: 36

約数和(自身を含む): 55327272

約数和(自身を除く): 33666396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1746, 3492, 6203, 12406, 18609, 24812, 37218, 55827, 74436, 111654, 223308, 601691, 1203382, 1805073, 2406764, 3610146, 5415219, 7220292, 10830438, 21660876]

約数ペア:

[(1, 21660876), (2, 10830438), (3, 7220292), (4, 5415219), (6, 3610146), (9, 2406764), (12, 1805073), (18, 1203382), (36, 601691), (97, 223308), (194, 111654), (291, 74436), (388, 55827), (582, 37218), (873, 24812), (1164, 18609), (1746, 12406), (3492, 6203)]