21698892

素因数分解:

$2^2\times 3^2\times {\mathrm{439}}^1\times {\mathrm{1373}}^1$

素因数の和:1822

約数の個数: 36

約数和(自身を含む): 55014960

約数和(自身を除く): 33316068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439, 878, 1317, 1373, 1756, 2634, 2746, 3951, 4119, 5268, 5492, 7902, 8238, 12357, 15804, 16476, 24714, 49428, 602747, 1205494, 1808241, 2410988, 3616482, 5424723, 7232964, 10849446, 21698892]

約数ペア:

[(1, 21698892), (2, 10849446), (3, 7232964), (4, 5424723), (6, 3616482), (9, 2410988), (12, 1808241), (18, 1205494), (36, 602747), (439, 49428), (878, 24714), (1317, 16476), (1373, 15804), (1756, 12357), (2634, 8238), (2746, 7902), (3951, 5492), (4119, 5268)]