21126984

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{14431}}^1$

素因数の和:14501

約数の個数: 32

約数和(自身を含む): 53687040

約数和(自身を除く): 32560056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 14431, 28862, 43293, 57724, 86586, 115448, 173172, 346344, 880291, 1760582, 2640873, 3521164, 5281746, 7042328, 10563492, 21126984]

約数ペア:

[(1, 21126984), (2, 10563492), (3, 7042328), (4, 5281746), (6, 3521164), (8, 2640873), (12, 1760582), (24, 880291), (61, 346344), (122, 173172), (183, 115448), (244, 86586), (366, 57724), (488, 43293), (732, 28862), (1464, 14431)]