21905670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38431}}^1$

素因数の和:38460

約数の個数: 32

約数和(自身を含む): 55342080

約数和(自身を除く): 33436410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 38431, 76862, 115293, 192155, 230586, 384310, 576465, 730189, 1152930, 1460378, 2190567, 3650945, 4381134, 7301890, 10952835, 21905670]

約数ペア:

[(1, 21905670), (2, 10952835), (3, 7301890), (5, 4381134), (6, 3650945), (10, 2190567), (15, 1460378), (19, 1152930), (30, 730189), (38, 576465), (57, 384310), (95, 230586), (114, 192155), (190, 115293), (285, 76862), (570, 38431)]