21154154

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{88883}}^1$

素因数の和:88909

約数の個数: 16

約数和(自身を含む): 38397888

約数和(自身を除く): 17243734

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 88883, 177766, 622181, 1244362, 1511011, 3022022, 10577077, 21154154]

約数ペア:

[(1, 21154154), (2, 10577077), (7, 3022022), (14, 1511011), (17, 1244362), (34, 622181), (119, 177766), (238, 88883)]