21630798

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{171673}}^1$

素因数の和:171688

約数の個数: 24

約数和(自身を含む): 53562288

約数和(自身を除く): 31931490

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 171673, 343346, 515019, 1030038, 1201711, 1545057, 2403422, 3090114, 3605133, 7210266, 10815399, 21630798]

約数ペア:

[(1, 21630798), (2, 10815399), (3, 7210266), (6, 3605133), (7, 3090114), (9, 2403422), (14, 1545057), (18, 1201711), (21, 1030038), (42, 515019), (63, 343346), (126, 171673)]