21384112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{58109}}^1$

素因数の和:58140

約数の個数: 20

約数和(自身を含む): 43233840

約数和(自身を除く): 21849728

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 58109, 116218, 232436, 464872, 929744, 1336507, 2673014, 5346028, 10692056, 21384112]

約数ペア:

[(1, 21384112), (2, 10692056), (4, 5346028), (8, 2673014), (16, 1336507), (23, 929744), (46, 464872), (92, 232436), (184, 116218), (368, 58109)]