21223616

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19507}}^1$

素因数の和:19536

約数の個数: 28

約数和(自身を含む): 44595288

約数和(自身を除く): 23371672

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19507, 39014, 78028, 156056, 312112, 331619, 624224, 663238, 1248448, 1326476, 2652952, 5305904, 10611808, 21223616]

約数ペア:

[(1, 21223616), (2, 10611808), (4, 5305904), (8, 2652952), (16, 1326476), (17, 1248448), (32, 663238), (34, 624224), (64, 331619), (68, 312112), (136, 156056), (272, 78028), (544, 39014), (1088, 19507)]