21484704

素因数分解:

$2^5\times 3^1\times {\mathrm{163}}^1\times {\mathrm{1373}}^1$

素因数の和:1549

約数の個数: 48

約数和(自身を含む): 56784672

約数和(自身を除く): 35299968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 163, 326, 489, 652, 978, 1304, 1373, 1956, 2608, 2746, 3912, 4119, 5216, 5492, 7824, 8238, 10984, 15648, 16476, 21968, 32952, 43936, 65904, 131808, 223799, 447598, 671397, 895196, 1342794, 1790392, 2685588, 3580784, 5371176, 7161568, 10742352, 21484704]

約数ペア:

[(1, 21484704), (2, 10742352), (3, 7161568), (4, 5371176), (6, 3580784), (8, 2685588), (12, 1790392), (16, 1342794), (24, 895196), (32, 671397), (48, 447598), (96, 223799), (163, 131808), (326, 65904), (489, 43936), (652, 32952), (978, 21968), (1304, 16476), (1373, 15648), (1956, 10984), (2608, 8238), (2746, 7824), (3912, 5492), (4119, 5216)]