21813610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23971}}^1$

素因数の和:23998

約数の個数: 32

約数和(自身を含む): 48327552

約数和(自身を除く): 26513942

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 23971, 47942, 119855, 167797, 239710, 311623, 335594, 623246, 838985, 1558115, 1677970, 2181361, 3116230, 4362722, 10906805, 21813610]

約数ペア:

[(1, 21813610), (2, 10906805), (5, 4362722), (7, 3116230), (10, 2181361), (13, 1677970), (14, 1558115), (26, 838985), (35, 623246), (65, 335594), (70, 311623), (91, 239710), (130, 167797), (182, 119855), (455, 47942), (910, 23971)]