20821344

素因数分解:

$2^5\times 3^1\times {\mathrm{107}}^1\times {\mathrm{2027}}^1$

素因数の和:2147

約数の個数: 48

約数和(自身を含む): 55194048

約数和(自身を除く): 34372704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 107, 214, 321, 428, 642, 856, 1284, 1712, 2027, 2568, 3424, 4054, 5136, 6081, 8108, 10272, 12162, 16216, 24324, 32432, 48648, 64864, 97296, 194592, 216889, 433778, 650667, 867556, 1301334, 1735112, 2602668, 3470224, 5205336, 6940448, 10410672, 20821344]

約数ペア:

[(1, 20821344), (2, 10410672), (3, 6940448), (4, 5205336), (6, 3470224), (8, 2602668), (12, 1735112), (16, 1301334), (24, 867556), (32, 650667), (48, 433778), (96, 216889), (107, 194592), (214, 97296), (321, 64864), (428, 48648), (642, 32432), (856, 24324), (1284, 16216), (1712, 12162), (2027, 10272), (2568, 8108), (3424, 6081), (4054, 5136)]