21808045443

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1\times {\mathrm{1571}}^1$

素因数の和:2403

約数の個数: 32

約数和(自身を含む): 30250310400

約数和(自身を除く): 8442264957

約数列:

[1, 3, 29, 87, 379, 421, 1137, 1263, 1571, 4713, 10991, 12209, 32973, 36627, 45559, 136677, 159559, 478677, 595409, 661391, 1786227, 1984173, 4627211, 13881633, 17266861, 19180339, 51800583, 57541017, 250667189, 752001567, 7269348481, 21808045443]

約数ペア:

[(1, 21808045443), (3, 7269348481), (29, 752001567), (87, 250667189), (379, 57541017), (421, 51800583), (1137, 19180339), (1263, 17266861), (1571, 13881633), (4713, 4627211), (10991, 1984173), (12209, 1786227), (32973, 661391), (36627, 595409), (45559, 478677), (136677, 159559)]