21917322

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3701}}^1$

素因数の和:3763

約数の個数: 48

約数和(自身を含む): 55441152

約数和(自身を除く): 33523830

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 3701, 5922, 7402, 11103, 22206, 25907, 33309, 51814, 66618, 77721, 155442, 173947, 233163, 347894, 466326, 521841, 1043682, 1217629, 1565523, 2435258, 3131046, 3652887, 7305774, 10958661, 21917322]

約数ペア:

[(1, 21917322), (2, 10958661), (3, 7305774), (6, 3652887), (7, 3131046), (9, 2435258), (14, 1565523), (18, 1217629), (21, 1043682), (42, 521841), (47, 466326), (63, 347894), (94, 233163), (126, 173947), (141, 155442), (282, 77721), (329, 66618), (423, 51814), (658, 33309), (846, 25907), (987, 22206), (1974, 11103), (2961, 7402), (3701, 5922)]