21168498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1217}}^1$

素因数の和:1458

約数の個数: 32

約数和(自身を含む): 45835776

約数和(自身を除く): 24667278

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1217, 1338, 2434, 2899, 3651, 5798, 7302, 8697, 15821, 17394, 31642, 47463, 94926, 271391, 542782, 814173, 1628346, 3528083, 7056166, 10584249, 21168498]

約数ペア:

[(1, 21168498), (2, 10584249), (3, 7056166), (6, 3528083), (13, 1628346), (26, 814173), (39, 542782), (78, 271391), (223, 94926), (446, 47463), (669, 31642), (1217, 17394), (1338, 15821), (2434, 8697), (2899, 7302), (3651, 5798)]