21329742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26729}}^1$

素因数の和:26760

約数の個数: 32

約数和(自身を含む): 51321600

約数和(自身を除く): 29991858

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 26729, 53458, 80187, 160374, 187103, 374206, 507851, 561309, 1015702, 1122618, 1523553, 3047106, 3554957, 7109914, 10664871, 21329742]

約数ペア:

[(1, 21329742), (2, 10664871), (3, 7109914), (6, 3554957), (7, 3047106), (14, 1523553), (19, 1122618), (21, 1015702), (38, 561309), (42, 507851), (57, 374206), (114, 187103), (133, 160374), (266, 80187), (399, 53458), (798, 26729)]