21503402

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33287}}^1$

素因数の和:33325

約数の個数: 16

約数和(自身を含む): 35951040

約数和(自身を除く): 14447638

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33287, 66574, 565879, 632453, 1131758, 1264906, 10751701, 21503402]

約数ペア:

[(1, 21503402), (2, 10751701), (17, 1264906), (19, 1131758), (34, 632453), (38, 565879), (323, 66574), (646, 33287)]