21974382

素因数分解:

$2^1\times 3^3\times {\mathrm{229}}^1\times {\mathrm{1777}}^1$

素因数の和:2017

約数の個数: 32

約数和(自身を含む): 49072800

約数和(自身を除く): 27098418

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 229, 458, 687, 1374, 1777, 2061, 3554, 4122, 5331, 6183, 10662, 12366, 15993, 31986, 47979, 95958, 406933, 813866, 1220799, 2441598, 3662397, 7324794, 10987191, 21974382]

約数ペア:

[(1, 21974382), (2, 10987191), (3, 7324794), (6, 3662397), (9, 2441598), (18, 1220799), (27, 813866), (54, 406933), (229, 95958), (458, 47979), (687, 31986), (1374, 15993), (1777, 12366), (2061, 10662), (3554, 6183), (4122, 5331)]