21304496

素因数分解:

$2^4\times {\mathrm{359}}^1\times {\mathrm{3709}}^1$

素因数の和:4076

約数の個数: 20

約数和(自身を含む): 41403600

約数和(自身を除く): 20099104

約数列:

[1, 2, 4, 8, 16, 359, 718, 1436, 2872, 3709, 5744, 7418, 14836, 29672, 59344, 1331531, 2663062, 5326124, 10652248, 21304496]

約数ペア:

[(1, 21304496), (2, 10652248), (4, 5326124), (8, 2663062), (16, 1331531), (359, 59344), (718, 29672), (1436, 14836), (2872, 7418), (3709, 5744)]