21030090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22613}}^1$

素因数の和:22654

約数の個数: 32

約数和(自身を含む): 52102656

約数和(自身を除く): 31072566

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 22613, 45226, 67839, 113065, 135678, 226130, 339195, 678390, 701003, 1402006, 2103009, 3505015, 4206018, 7010030, 10515045, 21030090]

約数ペア:

[(1, 21030090), (2, 10515045), (3, 7010030), (5, 4206018), (6, 3505015), (10, 2103009), (15, 1402006), (30, 701003), (31, 678390), (62, 339195), (93, 226130), (155, 135678), (186, 113065), (310, 67839), (465, 45226), (930, 22613)]