21128304

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23167}}^1$

素因数の和:23197

約数の個数: 40

約数和(自身を含む): 57456640

約数和(自身を除く): 36328336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 23167, 46334, 69501, 92668, 139002, 185336, 278004, 370672, 440173, 556008, 880346, 1112016, 1320519, 1760692, 2641038, 3521384, 5282076, 7042768, 10564152, 21128304]

約数ペア:

[(1, 21128304), (2, 10564152), (3, 7042768), (4, 5282076), (6, 3521384), (8, 2641038), (12, 1760692), (16, 1320519), (19, 1112016), (24, 880346), (38, 556008), (48, 440173), (57, 370672), (76, 278004), (114, 185336), (152, 139002), (228, 92668), (304, 69501), (456, 46334), (912, 23167)]