21847890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42839}}^1$

素因数の和:42866

約数の個数: 32

約数和(自身を含む): 55520640

約数和(自身を除く): 33672750

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 42839, 85678, 128517, 214195, 257034, 428390, 642585, 728263, 1285170, 1456526, 2184789, 3641315, 4369578, 7282630, 10923945, 21847890]

約数ペア:

[(1, 21847890), (2, 10923945), (3, 7282630), (5, 4369578), (6, 3641315), (10, 2184789), (15, 1456526), (17, 1285170), (30, 728263), (34, 642585), (51, 428390), (85, 257034), (102, 214195), (170, 128517), (255, 85678), (510, 42839)]