21245096144

素因数分解:

$2^4\times {\mathrm{58657}}^1\times {\mathrm{22637}}^1$

素因数の和:81302

約数の個数: 20

約数和(自身を含む): 41164893924

約数和(自身を除く): 19919797780

約数列:

[1, 2, 4, 8, 16, 22637, 45274, 58657, 90548, 117314, 181096, 234628, 362192, 469256, 938512, 1327818509, 2655637018, 5311274036, 10622548072, 21245096144]

約数ペア:

[(1, 21245096144), (2, 10622548072), (4, 5311274036), (8, 2655637018), (16, 1327818509), (22637, 938512), (45274, 469256), (58657, 362192), (90548, 234628), (117314, 181096)]