21603516

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2683}}^1$

素因数の和:2762

約数の個数: 48

約数和(自身を含む): 55913088

約数和(自身を除く): 34309572

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 61, 66, 122, 132, 183, 244, 366, 671, 732, 1342, 2013, 2683, 2684, 4026, 5366, 8049, 8052, 10732, 16098, 29513, 32196, 59026, 88539, 118052, 163663, 177078, 327326, 354156, 490989, 654652, 981978, 1800293, 1963956, 3600586, 5400879, 7201172, 10801758, 21603516]

約数ペア:

[(1, 21603516), (2, 10801758), (3, 7201172), (4, 5400879), (6, 3600586), (11, 1963956), (12, 1800293), (22, 981978), (33, 654652), (44, 490989), (61, 354156), (66, 327326), (122, 177078), (132, 163663), (183, 118052), (244, 88539), (366, 59026), (671, 32196), (732, 29513), (1342, 16098), (2013, 10732), (2683, 8052), (2684, 8049), (4026, 5366)]