21224824

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2971}}^1$

素因数の和:3043

約数の個数: 32

約数和(自身を含む): 42796800

約数和(自身を除く): 21571976

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 2971, 3572, 5942, 7144, 11884, 23768, 56449, 112898, 139637, 225796, 279274, 451592, 558548, 1117096, 2653103, 5306206, 10612412, 21224824]

約数ペア:

[(1, 21224824), (2, 10612412), (4, 5306206), (8, 2653103), (19, 1117096), (38, 558548), (47, 451592), (76, 279274), (94, 225796), (152, 139637), (188, 112898), (376, 56449), (893, 23768), (1786, 11884), (2971, 7144), (3572, 5942)]