21471306

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1163}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 45759168

約数和(自身を除く): 24287862

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 181, 362, 543, 1086, 1163, 2326, 3077, 3489, 6154, 6978, 9231, 18462, 19771, 39542, 59313, 118626, 210503, 421006, 631509, 1263018, 3578551, 7157102, 10735653, 21471306]

約数ペア:

[(1, 21471306), (2, 10735653), (3, 7157102), (6, 3578551), (17, 1263018), (34, 631509), (51, 421006), (102, 210503), (181, 118626), (362, 59313), (543, 39542), (1086, 19771), (1163, 18462), (2326, 9231), (3077, 6978), (3489, 6154)]