21144654

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{40507}}^1$

素因数の和:40544

約数の個数: 24

約数和(自身を含む): 47394360

約数和(自身を除く): 26249706

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 40507, 81014, 121521, 243042, 364563, 729126, 1174703, 2349406, 3524109, 7048218, 10572327, 21144654]

約数ペア:

[(1, 21144654), (2, 10572327), (3, 7048218), (6, 3524109), (9, 2349406), (18, 1174703), (29, 729126), (58, 364563), (87, 243042), (174, 121521), (261, 81014), (522, 40507)]