21576144

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6709}}^1$

素因数の和:6787

約数の個数: 40

約数和(自身を含む): 56578720

約数和(自身を除く): 35002576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6709, 13418, 20127, 26836, 40254, 53672, 80508, 107344, 161016, 322032, 449503, 899006, 1348509, 1798012, 2697018, 3596024, 5394036, 7192048, 10788072, 21576144]

約数ペア:

[(1, 21576144), (2, 10788072), (3, 7192048), (4, 5394036), (6, 3596024), (8, 2697018), (12, 1798012), (16, 1348509), (24, 899006), (48, 449503), (67, 322032), (134, 161016), (201, 107344), (268, 80508), (402, 53672), (536, 40254), (804, 26836), (1072, 20127), (1608, 13418), (3216, 6709)]