21342174

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 52503552

約数和(自身を除く): 31161378

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 71, 102, 119, 142, 213, 238, 357, 421, 426, 497, 714, 842, 994, 1207, 1263, 1491, 2414, 2526, 2947, 2982, 3621, 5894, 7157, 7242, 8449, 8841, 14314, 16898, 17682, 21471, 25347, 29891, 42942, 50099, 50694, 59782, 89673, 100198, 150297, 179346, 209237, 300594, 418474, 508147, 627711, 1016294, 1255422, 1524441, 3048882, 3557029, 7114058, 10671087, 21342174]

約数ペア:

[(1, 21342174), (2, 10671087), (3, 7114058), (6, 3557029), (7, 3048882), (14, 1524441), (17, 1255422), (21, 1016294), (34, 627711), (42, 508147), (51, 418474), (71, 300594), (102, 209237), (119, 179346), (142, 150297), (213, 100198), (238, 89673), (357, 59782), (421, 50694), (426, 50099), (497, 42942), (714, 29891), (842, 25347), (994, 21471), (1207, 17682), (1263, 16898), (1491, 14314), (2414, 8841), (2526, 8449), (2947, 7242), (2982, 7157), (3621, 5894)]