21939952

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{9203}}^1$

素因数の和:9360

約数の個数: 20

約数和(自身を含む): 42798600

約数和(自身を除く): 20858648

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 9203, 18406, 36812, 73624, 147248, 1371247, 2742494, 5484988, 10969976, 21939952]

約数ペア:

[(1, 21939952), (2, 10969976), (4, 5484988), (8, 2742494), (16, 1371247), (149, 147248), (298, 73624), (596, 36812), (1192, 18406), (2384, 9203)]