21912488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1933}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 44675400

約数和(自身を除く): 22762912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 1933, 2834, 3866, 5668, 7732, 11336, 15464, 25129, 50258, 100516, 201032, 210697, 421394, 842788, 1685576, 2739061, 5478122, 10956244, 21912488]

約数ペア:

[(1, 21912488), (2, 10956244), (4, 5478122), (8, 2739061), (13, 1685576), (26, 842788), (52, 421394), (104, 210697), (109, 201032), (218, 100516), (436, 50258), (872, 25129), (1417, 15464), (1933, 11336), (2834, 7732), (3866, 5668)]