21491901042

素因数分解:

$2^1\times 3^1\times {\mathrm{51169}}^1\times {\mathrm{70003}}^1$

素因数の和:121177

約数の個数: 16

約数和(自身を含む): 42985256160

約数和(自身を除く): 21493355118

約数列:

[1, 2, 3, 6, 51169, 70003, 102338, 140006, 153507, 210009, 307014, 420018, 3581983507, 7163967014, 10745950521, 21491901042]

約数ペア:

[(1, 21491901042), (2, 10745950521), (3, 7163967014), (6, 3581983507), (51169, 420018), (70003, 307014), (102338, 210009), (140006, 153507)]