21829936

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71809}}^1$

素因数の和:71836

約数の個数: 20

約数和(自身を含む): 44522200

約数和(自身を除く): 22692264

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 71809, 143618, 287236, 574472, 1148944, 1364371, 2728742, 5457484, 10914968, 21829936]

約数ペア:

[(1, 21829936), (2, 10914968), (4, 5457484), (8, 2728742), (16, 1364371), (19, 1148944), (38, 574472), (76, 287236), (152, 143618), (304, 71809)]