20211135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8369}}^1$

素因数の和:8407

約数の個数: 32

約数和(自身を含む): 38568960

約数和(自身を除く): 18357825

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 8369, 25107, 41845, 58583, 125535, 175749, 192487, 292915, 577461, 878745, 962435, 1347409, 2887305, 4042227, 6737045, 20211135]

約数ペア:

[(1, 20211135), (3, 6737045), (5, 4042227), (7, 2887305), (15, 1347409), (21, 962435), (23, 878745), (35, 577461), (69, 292915), (105, 192487), (115, 175749), (161, 125535), (345, 58583), (483, 41845), (805, 25107), (2415, 8369)]