21294344

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{20959}}^1$

素因数の和:21092

約数の個数: 16

約数和(自身を含む): 40243200

約数和(自身を除く): 18948856

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 20959, 41918, 83836, 167672, 2661793, 5323586, 10647172, 21294344]

約数ペア:

[(1, 21294344), (2, 10647172), (4, 5323586), (8, 2661793), (127, 167672), (254, 83836), (508, 41918), (1016, 20959)]