21029246

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{40597}}^1$

素因数の和:40643

約数の個数: 16

約数和(自身を含む): 37025376

約数和(自身を除く): 15996130

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 40597, 81194, 284179, 568358, 1502089, 3004178, 10514623, 21029246]

約数ペア:

[(1, 21029246), (2, 10514623), (7, 3004178), (14, 1502089), (37, 568358), (74, 284179), (259, 81194), (518, 40597)]