21868354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 14627006

約数列:

[1, 2, 19, 23, 38, 46, 131, 191, 262, 382, 437, 874, 2489, 3013, 3629, 4393, 4978, 6026, 7258, 8786, 25021, 50042, 57247, 83467, 114494, 166934, 475399, 575483, 950798, 1150966, 10934177, 21868354]

約数ペア:

[(1, 21868354), (2, 10934177), (19, 1150966), (23, 950798), (38, 575483), (46, 475399), (131, 166934), (191, 114494), (262, 83467), (382, 57247), (437, 50042), (874, 25021), (2489, 8786), (3013, 7258), (3629, 6026), (4393, 4978)]