21267534

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 43410816

約数和(自身を除く): 22143282

約数列:

[1, 2, 3, 6, 107, 157, 211, 214, 314, 321, 422, 471, 633, 642, 942, 1266, 16799, 22577, 33127, 33598, 45154, 50397, 66254, 67731, 99381, 100794, 135462, 198762, 3544589, 7089178, 10633767, 21267534]

約数ペア:

[(1, 21267534), (2, 10633767), (3, 7089178), (6, 3544589), (107, 198762), (157, 135462), (211, 100794), (214, 99381), (314, 67731), (321, 66254), (422, 50397), (471, 45154), (633, 33598), (642, 33127), (942, 22577), (1266, 16799)]