21454476

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{419}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 53343360

約数和(自身を除く): 31888884

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 251, 419, 502, 753, 838, 1004, 1257, 1506, 1676, 2514, 3012, 4267, 5028, 7123, 8534, 12801, 14246, 17068, 21369, 25602, 28492, 42738, 51204, 85476, 105169, 210338, 315507, 420676, 631014, 1262028, 1787873, 3575746, 5363619, 7151492, 10727238, 21454476]

約数ペア:

[(1, 21454476), (2, 10727238), (3, 7151492), (4, 5363619), (6, 3575746), (12, 1787873), (17, 1262028), (34, 631014), (51, 420676), (68, 315507), (102, 210338), (204, 105169), (251, 85476), (419, 51204), (502, 42738), (753, 28492), (838, 25602), (1004, 21369), (1257, 17068), (1506, 14246), (1676, 12801), (2514, 8534), (3012, 7123), (4267, 5028)]