21003588

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30707}}^1$

素因数の和:30736

約数の個数: 36

約数和(自身を含む): 55888560

約数和(自身を除く): 34884972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30707, 61414, 92121, 122828, 184242, 276363, 368484, 552726, 583433, 1105452, 1166866, 1750299, 2333732, 3500598, 5250897, 7001196, 10501794, 21003588]

約数ペア:

[(1, 21003588), (2, 10501794), (3, 7001196), (4, 5250897), (6, 3500598), (9, 2333732), (12, 1750299), (18, 1166866), (19, 1105452), (36, 583433), (38, 552726), (57, 368484), (76, 276363), (114, 184242), (171, 122828), (228, 92121), (342, 61414), (684, 30707)]