21962997

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20507}}^1$

素因数の和:20537

約数の個数: 24

約数和(自身を含む): 38390976

約数和(自身を除く): 16427979

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 20507, 61521, 143549, 184563, 348619, 430647, 1045857, 1291941, 2440333, 3137571, 7320999, 21962997]

約数ペア:

[(1, 21962997), (3, 7320999), (7, 3137571), (9, 2440333), (17, 1291941), (21, 1045857), (51, 430647), (63, 348619), (119, 184563), (153, 143549), (357, 61521), (1071, 20507)]