21319770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19207}}^1$

素因数の和:19254

約数の個数: 32

約数和(自身を含む): 52553088

約数和(自身を除く): 31233318

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 19207, 38414, 57621, 96035, 115242, 192070, 288105, 576210, 710659, 1421318, 2131977, 3553295, 4263954, 7106590, 10659885, 21319770]

約数ペア:

[(1, 21319770), (2, 10659885), (3, 7106590), (5, 4263954), (6, 3553295), (10, 2131977), (15, 1421318), (30, 710659), (37, 576210), (74, 288105), (111, 192070), (185, 115242), (222, 96035), (370, 57621), (555, 38414), (1110, 19207)]