21000659402

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{14713}}^1\times {\mathrm{41981}}^1$

素因数の和:56713

約数の個数: 16

約数和(自身を含む): 33357049992

約数和(自身を除く): 12356390590

約数列:

[1, 2, 17, 34, 14713, 29426, 41981, 83962, 250121, 500242, 713677, 1427354, 617666453, 1235332906, 10500329701, 21000659402]

約数ペア:

[(1, 21000659402), (2, 10500329701), (17, 1235332906), (34, 617666453), (14713, 1427354), (29426, 713677), (41981, 500242), (83962, 250121)]