21963088

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10321}}^1$

素因数の和:10355

約数の個数: 40

約数和(自身を含む): 51197120

約数和(自身を除く): 29234032

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 10321, 20642, 41284, 72247, 82568, 144494, 165136, 196099, 288988, 392198, 577976, 784396, 1155952, 1372693, 1568792, 2745386, 3137584, 5490772, 10981544, 21963088]

約数ペア:

[(1, 21963088), (2, 10981544), (4, 5490772), (7, 3137584), (8, 2745386), (14, 1568792), (16, 1372693), (19, 1155952), (28, 784396), (38, 577976), (56, 392198), (76, 288988), (112, 196099), (133, 165136), (152, 144494), (266, 82568), (304, 72247), (532, 41284), (1064, 20642), (2128, 10321)]