21346781616

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2087909}}^1$

素因数の和:2087994

約数の個数: 60

約数和(自身を含む): 60582796560

約数和(自身を除く): 39236014944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 2087909, 4175818, 6263727, 8351636, 12527454, 16703272, 18791181, 25054908, 33406544, 37582362, 50109816, 75164724, 100219632, 148241539, 150329448, 296483078, 300658896, 444724617, 592966156, 889449234, 1185932312, 1334173851, 1778898468, 2371864624, 2668347702, 3557796936, 5336695404, 7115593872, 10673390808, 21346781616]

約数ペア:

[(1, 21346781616), (2, 10673390808), (3, 7115593872), (4, 5336695404), (6, 3557796936), (8, 2668347702), (9, 2371864624), (12, 1778898468), (16, 1334173851), (18, 1185932312), (24, 889449234), (36, 592966156), (48, 444724617), (71, 300658896), (72, 296483078), (142, 150329448), (144, 148241539), (213, 100219632), (284, 75164724), (426, 50109816), (568, 37582362), (639, 33406544), (852, 25054908), (1136, 18791181), (1278, 16703272), (1704, 12527454), (2556, 8351636), (3408, 6263727), (5112, 4175818), (10224, 2087909)]