21640908

素因数分解:

$2^2\times 3^1\times {\mathrm{773}}^1\times {\mathrm{2333}}^1$

素因数の和:3113

約数の個数: 24

約数和(自身を含む): 50582448

約数和(自身を除く): 28941540

約数列:

[1, 2, 3, 4, 6, 12, 773, 1546, 2319, 2333, 3092, 4638, 4666, 6999, 9276, 9332, 13998, 27996, 1803409, 3606818, 5410227, 7213636, 10820454, 21640908]

約数ペア:

[(1, 21640908), (2, 10820454), (3, 7213636), (4, 5410227), (6, 3606818), (12, 1803409), (773, 27996), (1546, 13998), (2319, 9332), (2333, 9276), (3092, 6999), (4638, 4666)]