21864018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1289}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 47926080

約数和(自身を除く): 26062062

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 257, 514, 771, 1289, 1542, 2578, 2827, 3867, 5654, 7734, 8481, 14179, 16962, 28358, 42537, 85074, 331273, 662546, 993819, 1987638, 3644003, 7288006, 10932009, 21864018]

約数ペア:

[(1, 21864018), (2, 10932009), (3, 7288006), (6, 3644003), (11, 1987638), (22, 993819), (33, 662546), (66, 331273), (257, 85074), (514, 42537), (771, 28358), (1289, 16962), (1542, 14179), (2578, 8481), (2827, 7734), (3867, 5654)]