21350604

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8513}}^1$

素因数の和:8550

約数の個数: 48

約数和(自身を含む): 57214080

約数和(自身を除く): 35863476

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8513, 17026, 25539, 34052, 51078, 93643, 102156, 161747, 187286, 280929, 323494, 374572, 485241, 561858, 646988, 970482, 1123716, 1779217, 1940964, 3558434, 5337651, 7116868, 10675302, 21350604]

約数ペア:

[(1, 21350604), (2, 10675302), (3, 7116868), (4, 5337651), (6, 3558434), (11, 1940964), (12, 1779217), (19, 1123716), (22, 970482), (33, 646988), (38, 561858), (44, 485241), (57, 374572), (66, 323494), (76, 280929), (114, 187286), (132, 161747), (209, 102156), (228, 93643), (418, 51078), (627, 34052), (836, 25539), (1254, 17026), (2508, 8513)]