21329932

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21589}}^1$

素因数の和:21625

約数の個数: 24

約数和(自身を含む): 42316400

約数和(自身を除く): 20986468

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 21589, 43178, 86356, 280657, 410191, 561314, 820382, 1122628, 1640764, 5332483, 10664966, 21329932]

約数ペア:

[(1, 21329932), (2, 10664966), (4, 5332483), (13, 1640764), (19, 1122628), (26, 820382), (38, 561314), (52, 410191), (76, 280657), (247, 86356), (494, 43178), (988, 21589)]