21000529215

素因数分解:

$3^2\times 5^1\times {\mathrm{14321}}^1\times {\mathrm{32587}}^1$

素因数の和:46919

約数の個数: 24

約数和(自身を含む): 36404576208

約数和(自身を除く): 15404046993

約数列:

[1, 3, 5, 9, 15, 45, 14321, 32587, 42963, 71605, 97761, 128889, 162935, 214815, 293283, 488805, 644445, 1466415, 466678427, 1400035281, 2333392135, 4200105843, 7000176405, 21000529215]

約数ペア:

[(1, 21000529215), (3, 7000176405), (5, 4200105843), (9, 2333392135), (15, 1400035281), (45, 466678427), (14321, 1466415), (32587, 644445), (42963, 488805), (71605, 293283), (97761, 214815), (128889, 162935)]