21827834

素因数分解:

$2^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 39052800

約数和(自身を除く): 17224966

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 343, 658, 677, 686, 1354, 2303, 4606, 4739, 9478, 16121, 31819, 32242, 33173, 63638, 66346, 222733, 232211, 445466, 464422, 1559131, 3118262, 10913917, 21827834]

約数ペア:

[(1, 21827834), (2, 10913917), (7, 3118262), (14, 1559131), (47, 464422), (49, 445466), (94, 232211), (98, 222733), (329, 66346), (343, 63638), (658, 33173), (677, 32242), (686, 31819), (1354, 16121), (2303, 9478), (4606, 4739)]