21123752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8831}}^1$

素因数の和:8873

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 23389528

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8831, 17662, 35324, 70648, 114803, 203113, 229606, 406226, 459212, 812452, 918424, 1624904, 2640469, 5280938, 10561876, 21123752]

約数ペア:

[(1, 21123752), (2, 10561876), (4, 5280938), (8, 2640469), (13, 1624904), (23, 918424), (26, 812452), (46, 459212), (52, 406226), (92, 229606), (104, 203113), (184, 114803), (299, 70648), (598, 35324), (1196, 17662), (2392, 8831)]