21101472603

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{123083}}^1$

素因数の和:123575

約数の個数: 24

約数和(自身を含む): 31259397312

約数和(自身を除く): 10157924709

約数列:

[1, 3, 9, 43, 129, 387, 443, 1329, 3987, 19049, 57147, 123083, 171441, 369249, 1107747, 5292569, 15877707, 47633121, 54525769, 163577307, 490731921, 2344608067, 7033824201, 21101472603]

約数ペア:

[(1, 21101472603), (3, 7033824201), (9, 2344608067), (43, 490731921), (129, 163577307), (387, 54525769), (443, 47633121), (1329, 15877707), (3987, 5292569), (19049, 1107747), (57147, 369249), (123083, 171441)]