21222896

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{863}}^1$

素因数の和:953

約数の個数: 40

約数和(自身を含む): 43390080

約数和(自身を除く): 22167184

約数列:

[1, 2, 4, 8, 16, 29, 53, 58, 106, 116, 212, 232, 424, 464, 848, 863, 1537, 1726, 3074, 3452, 6148, 6904, 12296, 13808, 24592, 25027, 45739, 50054, 91478, 100108, 182956, 200216, 365912, 400432, 731824, 1326431, 2652862, 5305724, 10611448, 21222896]

約数ペア:

[(1, 21222896), (2, 10611448), (4, 5305724), (8, 2652862), (16, 1326431), (29, 731824), (53, 400432), (58, 365912), (106, 200216), (116, 182956), (212, 100108), (232, 91478), (424, 50054), (464, 45739), (848, 25027), (863, 24592), (1537, 13808), (1726, 12296), (3074, 6904), (3452, 6148)]