2121284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 4162368

約数和(自身を除く): 2041084

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1303, 1628, 2606, 5212, 14333, 28666, 48211, 57332, 96422, 192844, 530321, 1060642, 2121284]

約数ペア:

[(1, 2121284), (2, 1060642), (4, 530321), (11, 192844), (22, 96422), (37, 57332), (44, 48211), (74, 28666), (148, 14333), (407, 5212), (814, 2606), (1303, 1628)]