21610664

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{73009}}^1$

素因数の和:73052

約数の個数: 16

約数和(自身を含む): 41615700

約数和(自身を除く): 20005036

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 73009, 146018, 292036, 584072, 2701333, 5402666, 10805332, 21610664]

約数ペア:

[(1, 21610664), (2, 10805332), (4, 5402666), (8, 2701333), (37, 584072), (74, 292036), (148, 146018), (296, 73009)]