21771796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9241}}^1$

素因数の和:9295

約数の個数: 24

約数和(自身を含む): 41404160

約数和(自身を除く): 19632364

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 9241, 18482, 36964, 175579, 286471, 351158, 572942, 702316, 1145884, 5442949, 10885898, 21771796]

約数ペア:

[(1, 21771796), (2, 10885898), (4, 5442949), (19, 1145884), (31, 702316), (38, 572942), (62, 351158), (76, 286471), (124, 175579), (589, 36964), (1178, 18482), (2356, 9241)]