21723616

素因数分解:

$2^5\times {\mathrm{521}}^1\times {\mathrm{1303}}^1$

素因数の和:1834

約数の個数: 24

約数和(自身を含む): 42883344

約数和(自身を除く): 21159728

約数列:

[1, 2, 4, 8, 16, 32, 521, 1042, 1303, 2084, 2606, 4168, 5212, 8336, 10424, 16672, 20848, 41696, 678863, 1357726, 2715452, 5430904, 10861808, 21723616]

約数ペア:

[(1, 21723616), (2, 10861808), (4, 5430904), (8, 2715452), (16, 1357726), (32, 678863), (521, 41696), (1042, 20848), (1303, 16672), (2084, 10424), (2606, 8336), (4168, 5212)]