21738648

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53281}}^1$

素因数の和:53307

約数の個数: 32

約数和(自身を含む): 57544560

約数和(自身を除く): 35805912

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 53281, 106562, 159843, 213124, 319686, 426248, 639372, 905777, 1278744, 1811554, 2717331, 3623108, 5434662, 7246216, 10869324, 21738648]

約数ペア:

[(1, 21738648), (2, 10869324), (3, 7246216), (4, 5434662), (6, 3623108), (8, 2717331), (12, 1811554), (17, 1278744), (24, 905777), (34, 639372), (51, 426248), (68, 319686), (102, 213124), (136, 159843), (204, 106562), (408, 53281)]