21136144

素因数分解:

$2^4\times {\mathrm{751}}^1\times {\mathrm{1759}}^1$

素因数の和:2518

約数の個数: 20

約数和(自身を含む): 41029120

約数和(自身を除く): 19892976

約数列:

[1, 2, 4, 8, 16, 751, 1502, 1759, 3004, 3518, 6008, 7036, 12016, 14072, 28144, 1321009, 2642018, 5284036, 10568072, 21136144]

約数ペア:

[(1, 21136144), (2, 10568072), (4, 5284036), (8, 2642018), (16, 1321009), (751, 28144), (1502, 14072), (1759, 12016), (3004, 7036), (3518, 6008)]