21836784

素因数分解:

$2^4\times 3^1\times {\mathrm{163}}^1\times {\mathrm{2791}}^1$

素因数の和:2965

約数の個数: 40

約数和(自身を含む): 56778112

約数和(自身を除く): 34941328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 163, 326, 489, 652, 978, 1304, 1956, 2608, 2791, 3912, 5582, 7824, 8373, 11164, 16746, 22328, 33492, 44656, 66984, 133968, 454933, 909866, 1364799, 1819732, 2729598, 3639464, 5459196, 7278928, 10918392, 21836784]

約数ペア:

[(1, 21836784), (2, 10918392), (3, 7278928), (4, 5459196), (6, 3639464), (8, 2729598), (12, 1819732), (16, 1364799), (24, 909866), (48, 454933), (163, 133968), (326, 66984), (489, 44656), (652, 33492), (978, 22328), (1304, 16746), (1956, 11164), (2608, 8373), (2791, 7824), (3912, 5582)]