21855090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4211}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 52767936

約数和(自身を除く): 30912846

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 173, 346, 519, 865, 1038, 1730, 2595, 4211, 5190, 8422, 12633, 21055, 25266, 42110, 63165, 126330, 728503, 1457006, 2185509, 3642515, 4371018, 7285030, 10927545, 21855090]

約数ペア:

[(1, 21855090), (2, 10927545), (3, 7285030), (5, 4371018), (6, 3642515), (10, 2185509), (15, 1457006), (30, 728503), (173, 126330), (346, 63165), (519, 42110), (865, 25266), (1038, 21055), (1730, 12633), (2595, 8422), (4211, 5190)]