21521074

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{7001}}^1$

素因数の和:7085

約数の個数: 16

約数和(自身を含む): 34029720

約数和(自身を除く): 12508646

約数列:

[1, 2, 29, 53, 58, 106, 1537, 3074, 7001, 14002, 203029, 371053, 406058, 742106, 10760537, 21521074]

約数ペア:

[(1, 21521074), (2, 10760537), (29, 742106), (53, 406058), (58, 371053), (106, 203029), (1537, 14002), (3074, 7001)]