21310392

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{28643}}^1$

素因数の和:28683

約数の個数: 32

約数和(自身を含む): 54996480

約数和(自身を除く): 33686088

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 28643, 57286, 85929, 114572, 171858, 229144, 343716, 687432, 887933, 1775866, 2663799, 3551732, 5327598, 7103464, 10655196, 21310392]

約数ペア:

[(1, 21310392), (2, 10655196), (3, 7103464), (4, 5327598), (6, 3551732), (8, 2663799), (12, 1775866), (24, 887933), (31, 687432), (62, 343716), (93, 229144), (124, 171858), (186, 114572), (248, 85929), (372, 57286), (744, 28643)]