21837924

素因数分解:

$2^2\times 3^6\times {\mathrm{7489}}^1$

素因数の和:7511

約数の個数: 42

約数和(自身を含む): 57305990

約数和(自身を除く): 35468066

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 7489, 14978, 22467, 29956, 44934, 67401, 89868, 134802, 202203, 269604, 404406, 606609, 808812, 1213218, 1819827, 2426436, 3639654, 5459481, 7279308, 10918962, 21837924]

約数ペア:

[(1, 21837924), (2, 10918962), (3, 7279308), (4, 5459481), (6, 3639654), (9, 2426436), (12, 1819827), (18, 1213218), (27, 808812), (36, 606609), (54, 404406), (81, 269604), (108, 202203), (162, 134802), (243, 89868), (324, 67401), (486, 44934), (729, 29956), (972, 22467), (1458, 14978), (2916, 7489)]