21888692

素因数分解:

$2^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{617}}^1$

素因数の和:816

約数の個数: 36

約数和(自身を含む): 44877924

約数和(自身を除く): 22989232

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 181, 196, 362, 617, 724, 1234, 1267, 2468, 2534, 4319, 5068, 8638, 8869, 17276, 17738, 30233, 35476, 60466, 111677, 120932, 223354, 446708, 781739, 1563478, 3126956, 5472173, 10944346, 21888692]

約数ペア:

[(1, 21888692), (2, 10944346), (4, 5472173), (7, 3126956), (14, 1563478), (28, 781739), (49, 446708), (98, 223354), (181, 120932), (196, 111677), (362, 60466), (617, 35476), (724, 30233), (1234, 17738), (1267, 17276), (2468, 8869), (2534, 8638), (4319, 5068)]