21197730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37189}}^1$

素因数の和:37218

約数の個数: 32

約数和(自身を含む): 53553600

約数和(自身を除く): 32355870

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 37189, 74378, 111567, 185945, 223134, 371890, 557835, 706591, 1115670, 1413182, 2119773, 3532955, 4239546, 7065910, 10598865, 21197730]

約数ペア:

[(1, 21197730), (2, 10598865), (3, 7065910), (5, 4239546), (6, 3532955), (10, 2119773), (15, 1413182), (19, 1115670), (30, 706591), (38, 557835), (57, 371890), (95, 223134), (114, 185945), (190, 111567), (285, 74378), (570, 37189)]